{"title":"Carbon Ceramic Big Brake Kits","description":"","products":[{"product_id":"alfa-romeo-giulia-brembo-v6-gt6-gts6-380-405mm-ccb-kit","title":"2020-2026+ Alfa Romeo Giulia Carbon Ceramic Big Brake Kit — Brembo GT6 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Alfa Romeo\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2020-2026+ Alfa Romeo Giulia. This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2026+\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eOption 1:\u003c\/strong\u003e Brembo OEM Cadillac CTS-V 6-Piston Caliper — 380\/405 mm rotor\u003cbr\u003e\u003cstrong\u003eOption 2:\u003c\/strong\u003e Brembo GT | M6 6-Piston Caliper — 380\/405 mm rotor\u003cbr\u003e\u003cstrong\u003eOption 3:\u003c\/strong\u003e Brembo GT | S6 6-Piston Caliper — 380\/405 mm rotor\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eOption 1:\u003c\/strong\u003e Brembo OEM Cadillac CTS-V 4-Piston Caliper — 355 mm rotor\u003cbr\u003e\u003cstrong\u003eOption 2:\u003c\/strong\u003e Brembo GT | M4 4-Piston Caliper — 355 mm rotor\u003cbr\u003e\u003cstrong\u003eOption 3:\u003c\/strong\u003e Brembo GT | S4 4-Piston Caliper — 355 mm rotor\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eOption 1: Brembo OEM Cadillac CTS-V 6-Piston Caliper — 380 \/ 405 mm rotor\u003cbr\u003eOption 2: Brembo GT | M6 6-Piston Caliper — 380 \/ 405 mm rotor\u003cbr\u003eOption 3: Brembo GT | S6 6-Piston Caliper — 380 \/ 405 mm rotor\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 172-2521 · R 172-2522\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eOption 1:\u003c\/strong\u003e Brembo OEM Cadillac CTS-V 4-Piston Caliper — 355 mm rotor\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 172-2523 · R 172-2524\u003cbr\u003e\u003cstrong\u003eOption 2:\u003c\/strong\u003e Brembo GT | M4 4-Piston Caliper — 355 mm rotor\u003cbr\u003e\u003cstrong\u003eOption 3:\u003c\/strong\u003e Brembo GT | S4 4-Piston Caliper — 355 mm rotor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs a Brembo 6-piston caliper, and you pick the option that suits your build: V6 (Brembo OEM Cadillac CTS-V), GT6 (Brembo GT | M6), or GTS6 (Brembo GT | S6), all sized for the 380 or 405 mm carbon-ceramic rotor. Six opposed pistons give even pad loading and a firm, repeatable pedal on the Giulia's front axle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear pairs to a Brembo 4-piston caliper — V4 (OEM Cadillac CTS-V), GT4 (GT | M4), or GTS4 (GT | S4) — over a 355 mm carbon-ceramic rotor to add rear thermal capacity and balance the bigger front setup. On EPB-equipped Giulia trims the parking-brake function is retained.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill these brakes feel weak on a cold winter morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eOn a cold start any carbon-ceramic disc bites less than cold iron — that is basic physics, not a fault. StopFlex tunes both the pad compound and the disc's ceramic coating for cold pickup, so the first stops on a frozen Giulia now feel very close to warm-weather feel. Leave a little extra following distance on the coldest first few stops and the discs come up to temperature quickly.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this fit my exact Giulia trim, including the Quadrifoglio?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEach kit is engineered to your confirmed trim, not to the Giulia platform in general. The Quadrifoglio (952) uses different front uprights, hub geometry, and wheel clearance than the base and Ti models, so the brackets, rotor-hat offsets, and caliper mounting are cut to match your specific car. We do not sell a one-size bolt-on claim — send your VIN and trim and we confirm the fitment before building.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear these rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe largest front rotor is 380 mm (405 mm optional), so 19-inch wheels are the minimum. Anything under 19 inches will not clear the disc and caliper. Spoke shape and inner-barrel clearance also matter, so confirm your wheel model with us before ordering, especially on aftermarket wheels.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill the electronic parking brake still work with the rear kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The Giulia's factory electronic parking brake is retained. The rear Brembo 4-piston caliper option over the 355 mm carbon-ceramic rotor is set up to keep the EPB function working exactly as it did from the factory.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568409859,"sku":"100254","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_alfa-romeo-giulia-brembo-v6-gt6-gts6-380-405mm-ccb-kit.jpg?v=1784616702"},{"product_id":"alfa-romeo-stelvio-brembo-v6-gt6-gts6-380-405mm-ccb-kit","title":"2018-2026+ Alfa Romeo Stelvio Carbon Ceramic Big Brake Kit — Brembo GT6 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Alfa Romeo\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2018-2026+ Alfa Romeo Stelvio. This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2026+\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eOption 1:\u003c\/strong\u003e Brembo OEM Cadillac CTS-V 6-Piston Caliper — 380\/405 mm rotor\u003cbr\u003e\u003cstrong\u003eOption 2:\u003c\/strong\u003e Brembo GT | M6 6-Piston Caliper — 380\/405 mm rotor\u003cbr\u003e\u003cstrong\u003eOption 3:\u003c\/strong\u003e Brembo GT | S6 6-Piston Caliper — 380\/405 mm rotor\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eOption 1:\u003c\/strong\u003e Brembo OEM Cadillac CTS-V 4-Piston Caliper — 355 mm rotor\u003cbr\u003e\u003cstrong\u003eOption 2:\u003c\/strong\u003e Brembo GT | M4 4-Piston Caliper — 355 mm rotor\u003cbr\u003e\u003cstrong\u003eOption 3:\u003c\/strong\u003e Brembo GT | S4 4-Piston Caliper — 355 mm rotor\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eOption 1: Brembo OEM Cadillac CTS-V 6-Piston Caliper — 380 \/ 405 mm rotor\u003cbr\u003eOption 2: Brembo GT | M6 6-Piston Caliper — 380 \/ 405 mm rotor\u003cbr\u003eOption 3: Brembo GT | S6 6-Piston Caliper — 380 \/ 405 mm rotor\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 172-2521 · R 172-2522\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eOption 1:\u003c\/strong\u003e Brembo OEM Cadillac CTS-V 4-Piston Caliper — 355 mm rotor\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 172-2523 · R 172-2524\u003cbr\u003e\u003cstrong\u003eOption 2:\u003c\/strong\u003e Brembo GT | M4 4-Piston Caliper — 355 mm rotor\u003cbr\u003e\u003cstrong\u003eOption 3:\u003c\/strong\u003e Brembo GT | S4 4-Piston Caliper — 355 mm rotor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eChoose among the Brembo V6 \/ GT6 \/ GTS6 six-piston front calipers: the V6 (Brembo OEM Cadillac CTS-V), the GT | M6, or the GT | S6, each sized for a 380 or 405 mm rotor. Six opposed pistons give even pad loading and a firm, repeatable pedal on the Stelvio's front axle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs a Brembo V4 \/ GT4 \/ GTS4 four-piston caliper on a 355 mm rotor, adding rear thermal capacity so the front axle isn't doing all the heat work. On Stelvio trims with the electronic parking brake, we match the caliper to retain factory EPB function.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit fit my exact Stelvio trim?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eWe build it to your confirmed trim, not the platform. Base\/Ti and Quadrifoglio Stelvios differ in front upright geometry, hub offsets, and wheel clearance, so we set the brackets, rotor-hat offsets, and caliper mounting for your specific car. Send your VIN and wheel details and we confirm fitment before anything ships. We never make a universal bolt-on claim.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear these rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 380 or 405 mm, so 19-inch is the minimum wheel diameter — anything smaller won't clear the caliper. Many Stelvios wear 20-inch wheels, which clear easily. Spoke shape and inner-barrel clearance still matter, so we check your exact wheel against the chosen caliper during fitment confirmation.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do these brakes behave in winter and cold weather?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold carbon-ceramic disc naturally bites less than cold iron on the first stops — that's physics, not a fault. We tuned both the pad compound and the disc's ceramic coating for cold starts, so cold-car feel on the Stelvio now comes very close to warm-weather feel. On the coldest first stops of the day, leave a little extra following distance until temperature builds.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this keep my electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The Stelvio uses a factory electronic parking brake, and we spec the rear V4 \/ GT4 \/ GTS4 caliper to retain that EPB function so it operates and holds as it did from the factory. Tell us your trim and we confirm the correct rear caliper for your car.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568442627,"sku":"100255","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_alfa-romeo-stelvio-brembo-v6-gt6-gts6-380-405mm-ccb-kit.jpg?v=1784616696"},{"product_id":"audi-a3-s3-rs3-8p-akebono-8n-380mm-ccb-kit","title":"2003-2013 Audi RS3 (8P) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2003-2013 Audi RS3 (8P). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2003-2013\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi S 6-Piston (8N) Caliper, a factory-provenance six-piston fixed caliper clamping the 380mm rotor. OE-derived internals mean predictable pad knock-back and a firm, repeatable pedal on the RS3's front axle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper with a dedicated EPB actuator piston, so the 8P's electronic parking brake keeps working while you gain real rear-axle thermal capacity. It runs four 28 mm hydraulic service pistons plus one 27 mm EPB piston, a two-piece forged-aluminum body around 4.50 kg per caliper without pads, on a 380mm rear rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this fit my exact 8P RS3, or is it a generic platform kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt's built for your confirmed 8P RS3, not assumed from the A3 chassis. The RS3 uses different front knuckles, hub geometry, and wheel offset than standard 8P models, so we cut brackets and set rotor-hat offsets specifically for the front Akebono 8N six-piston caliper on the 380mm rotor and the rear TTSPORT EP4. We do not make a platform-wide bolt-on claim.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 380mm rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 380mm front rotor sets a 19-inch minimum wheel diameter; anything under 19 inches will not clear the caliper. Spoke shape and barrel clearance matter too, so send us your wheel make, size, and offset and we'll confirm before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does this kit behave in cold winter driving?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites less than cold iron on the first stop — that's physics, not a fault. We tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car feel now comes very close to summer. Still leave a little extra following distance on the first few stops of a freezing morning.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear caliper keep my parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The rear TTSPORT EP4 carries a dedicated EPB actuator piston alongside its four hydraulic pistons, so if your RS3 relies on the factory parking-brake mechanism it's preserved. Confirm your parking-brake type with us and we'll match the correct rear configuration.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568475395,"sku":"100256","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a3-s3-rs3-8p-akebono-8n-380mm-ccb-kit.jpg?v=1784616763"},{"product_id":"audi-a3-s3-rs3-8p-akebono-9n-400mm-ccb-kit","title":"2003-2013 Audi RS3 (8P) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2003-2013 Audi RS3 (8P). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2003-2013\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi RS 6-Piston (9N) caliper, the same monobloc unit Audi specified for its own RS models, matched here to a 400mm carbon-ceramic rotor. Six pistons spread clamping load evenly across a long pad, so pedal feel stays consistent as the disc heats on repeated stops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB actuator, so your factory electronic parking brake keeps working. It runs four 28mm hydraulic service pistons plus a dedicated 27mm EPB piston in a two-piece forged-aluminum body (about 4.50 kg per caliper, bare), adding real rear-axle thermal capacity behind a 380mm disc.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit clear my wheels?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 400mm, so you need a 20-inch wheel minimum. Spoke shape matters as much as diameter, since the 6-piston Akebono caliper sits tall over the disc. Send us your exact wheel model and offset and we confirm caliper-to-spoke clearance before anything ships.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this a bolt-on kit for any 8P car?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eNo. We engineer brackets, rotor-hat offsets, and caliper mounting for your confirmed RS3 8P specifically. The RS3 uses different front knuckles and hub geometry than a standard A3 or S3 on the same chassis name, so we never assume platform-wide fit. Confirm your trim with us and the parts are cut for that car.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does carbon ceramic behave in winter and cold starts?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc bites less than cold iron on the first stops. That is physics, not a defect. We tune both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car feel now comes very close to summer. On the coldest first stops of the day, still leave a little extra following distance until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear big brake keep my electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The TTSPORT EP4 rear caliper has a dedicated EPB actuator piston separate from its four hydraulic service pistons, so your factory switch-operated parking brake works exactly as before. You gain rear thermal capacity on the 380mm disc without losing OE parking-brake function.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568639235,"sku":"100257","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a3-s3-rs3-8p-akebono-9n-400mm-ccb-kit.jpg?v=1784616769"},{"product_id":"audi-a3-s3-rs3-8v-akebono-8n-380mm-ccb-kit","title":"2013-2020 Audi RS3 (8V) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2013-2020 Audi RS3 (8V). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2013-2020\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi S 6-piston (8N) caliper, an Audi-supplied unit chosen for its factory-grade clamping consistency and pedal feel over a 380mm rotor. Buyers get real OE provenance rather than a generic aftermarket monoblock.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-piston forged caliper with a dedicated EPB actuator piston, so your RS3 keeps its factory electronic parking brake while gaining true rear-axle thermal capacity. It runs 4 hydraulic service pistons (28mm) plus a single 27mm EPB piston in a two-piece forged-aluminum body, about 4.50 kg per caliper without pads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit clear my current wheels?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 380mm, so you need at least 19-inch wheels; anything smaller will not clear the disc. Spoke geometry also matters on the RS3 8V, so confirm your exact wheel and offset with us before ordering, since a 19-inch wheel with tight spokes can still foul a 380mm setup.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this work with the RS3's electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The rear TTSPORT EP4 caliper includes a dedicated 27mm EPB actuator piston that preserves the factory electronic parking-brake function, so hill-hold and auto-hold behave exactly as they did stock while you gain rear-axle heat capacity on the 380mm rear rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does this behave in winter and cold starts?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold carbon-ceramic disc naturally bites a little less than cold iron on the very first stops. That's physics, not a fault. StopFlex tunes both the pad compound and the disc ceramic coating for cold-start performance, so cold-car feel comes very close to warm feel. On the coldest mornings, leave a bit of extra following distance for the first few stops and the system comes up to full bite quickly.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs fitment guaranteed for my specific RS3 trim?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is engineered for your confirmed RS3 8V build, not the platform as a whole. We match the brackets, rotor-hat offsets, and caliper mounting to your exact car, because uprights, hub geometry, and wheel clearance can differ within the same chassis family. We do not sell this as a universal bolt-on; we confirm your VIN and setup first.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568672003,"sku":"100258","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a3-s3-rs3-8v-akebono-8n-380mm-ccb-kit.jpg?v=1784616767"},{"product_id":"audi-a3-s3-rs3-8v-akebono-9n-400mm-ccb-kit","title":"2013-2020 Audi RS3 (8V) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2013-2020 Audi RS3 (8V). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2013-2020\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe Akebono OEM Audi RS 6-Piston (9N) Caliper is a genuine Audi RS-line monoblock with six opposed pistons, chosen here for OE-grade clamping and repeatable pedal feel behind a 400mm carbon-ceramic front rotor. Because it is the factory RS caliper, seal quality, staggered piston sizing, and heat handling are already validated on this car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper on a 380mm rotor, with 4 hydraulic service pistons (28 mm) plus a dedicated 27 mm EPB actuator piston so your factory electronic parking brake keeps working. The two-piece forged-aluminum body weighs about 4.50 kg per caliper without pads and adds real rear-axle thermal capacity for track use; the EP4 and larger EP4S share the same engineering, so the pick comes down to your rear-rotor and wheel-spoke clearance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill these carbon ceramic brakes work in winter or cold weather?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. Physics still applies: a cold, unoptimized carbon-ceramic disc bites less than cold iron on the first stop, which is normal and not a defect. StopFlex tunes both the low-metallic resin-composite pad (about 0.44 average friction, fade-stable to roughly 750 °C) and the disc's ceramic coating for cold starts, so winter cold-car feel now comes very close to summer feel. On the coldest first few stops of the day, leave a little extra following distance until temperature comes up.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this kit fit my exact RS3 8V, or is it a generic platform bolt-on?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt is bespoke-engineered for your confirmed 8V RS3 trim. We match the brackets, rotor-hat offsets, and caliper mounting to your specific car's front knuckles, hub geometry, and wheel ET, rather than assuming fitment from the platform. RS-line cars can differ mechanically from standard models sharing the chassis, so we build to your confirmed trim, not a universal spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 400mm front rotor?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 400mm front rotor with the Akebono 9N caliper requires a minimum 20-inch wheel. Wheels under 20 inches will not clear it, and spoke shape matters too, so we confirm your wheel diameter and spoke profile before building the kit.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill I lose my electronic parking brake with the rear upgrade?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eNo. The 8V RS3 uses a factory electronic parking brake, and the TTSPORT EP4 rear caliper includes a dedicated 27 mm EPB actuator piston alongside its 4 hydraulic service pistons. Your OE electronic parking brake function is preserved while you gain rear-axle thermal capacity on the 380mm rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568704771,"sku":"100259","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a3-s3-rs3-8v-akebono-9n-400mm-ccb-kit.jpg?v=1784616771"},{"product_id":"audi-a3-s3-rs3-8y-akebono-8n-380mm-ccb-kit","title":"2020-2026+ Audi RS3 (8Y) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2020-2026+ Audi RS3 (8Y). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2026+\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi S 6-Piston (8N) caliper, a factory-provenance monobloc that gives consistent clamping and a firm, repeatable pedal on the 380mm front rotor. It's a known OE-grade unit, not a generic aftermarket body.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with integrated EPB, running 4 hydraulic service pistons (28 mm) plus a dedicated 27 mm EPB actuator piston, so your factory electronic parking brake still works. The two-piece heat-insulated pistons, forged-aluminum body (about 4.50 kg per caliper without pads), and 30.4 cm² of piston area add real rear-axle thermal capacity behind the 380mm rear rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill carbon ceramic brakes feel weak on a cold winter start?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc bites less than cold iron on the first stops — that's physics, not a fault. We've tuned both the pad compound and the disc's ceramic coating for cold engagement, so cold-car feel on your RS3 comes very close to summer feel. On the coldest first stops of the day, leave a little extra following distance until the discs are up to temperature; after that they behave normally.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this fit my exact RS3 8Y, or is it a generic MQB kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt's built for your confirmed 8Y RS3 trim, not assumed from the platform. The RS3 uses different front knuckle and hub geometry than the S3 or A3 in the same family, so we cut the brackets and set the rotor-hat offsets specifically for your car. We do not make a platform-wide bolt-on claim — send us your VIN and wheel details and we confirm fitment before building.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 380mm rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front and rear both run 380mm rotors, so 19-inch wheels are the minimum — anything under 19\" will not clear the caliper. Spoke shape and inner barrel clearance also matter, so we check your specific wheel against the Akebono front caliper and the TTSPORT EP4 rear before we sign off on fitment.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill my factory electronic parking brake still work after the rear upgrade?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The RS3 8Y uses an electronic parking brake, and the TTSPORT EP4 rear caliper has a dedicated EPB actuator piston separate from its 4 hydraulic braking pistons. You keep the OE electronic park-brake function and hold, while gaining rear-axle thermal capacity you don't get from the stock caliper.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568770307,"sku":"100260","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a3-s3-rs3-8y-akebono-8n-380mm-ccb-kit.jpg?v=1784616773"},{"product_id":"audi-a3-s3-rs3-8y-akebono-9n-400mm-ccb-kit","title":"2020-2026+ Audi RS3 (8Y) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2020-2026+ Audi RS3 (8Y). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020-2026+\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi RS 6-Piston (9N) Caliper — the genuine RS-spec caliper, so clamping and pedal feel match factory RS calibration while the carbon-ceramic 400mm rotor cuts unsprung mass at the front axle. Six pistons keep pad loading even for consistent bite lap after lap.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper, built for platforms that still need an electronic parking brake. It carries four 28mm hydraulic service pistons plus one 27mm EPB actuator piston that preserves the RS3's factory electronic parking brake, adding real rear-axle thermal capacity in a two-piece forged-aluminum body around 4.50 kg per caliper. Choose EP4 or EP4S based on your rear-rotor sizing and wheel\/spoke clearance, not performance level.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do these carbon-ceramic brakes behave on a cold winter morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites less than cold iron on the first stops — that's normal physics, not a defect. StopFlex tunes both the pad compound and the disc's ceramic coating for cold starts, so on the 8Y RS3 winter cold-car feel comes very close to summer feel. Still, leave a little extra following distance on your first stops on the coldest days until the front 400mm rotors take a few applications of heat.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this kit actually fit my exact RS3 8Y, or is it a platform-wide assumption?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is bespoke-engineered for your confirmed trim. The RS3 8Y uses different front knuckles, hub geometry, and wheel ET than the S3 8Y that shares the chassis, so we cut the brackets and set the rotor-hat offsets for your exact car. We do not make a universal MQB bolt-on claim — we confirm your VIN and trim before building.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the front 400mm rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 400mm front rotor with the Akebono 9N six-piston caliper requires a minimum 20-inch wheel; anything under 20 inches will not clear it. Spoke shape also matters, so send your wheel details during fitment and we'll verify clearance before you order.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this rear setup keep my factory electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The RS3 8Y leaves the factory with an electronic parking brake, and the TTSPORT EP4 rear caliper includes a dedicated EPB actuator piston alongside its four hydraulic pistons. You keep the OE electronic parking brake function on the 380mm rear rotor while gaining genuine rear thermal capacity.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568803075,"sku":"100261","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a3-s3-rs3-8y-akebono-9n-400mm-ccb-kit.jpg?v=1784616776"},{"product_id":"audi-a4-s4-rs4-b7-akebono-8n-380mm-ccb-kit","title":"2005-2008 Audi RS4 (B7) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2005-2008 Audi RS4 (B7). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2008\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi S 6-Piston (8N) Caliper, a 6-piston fixed unit with genuine Audi provenance. It clamps the 380mm carbon-ceramic front rotor with even pad loading, so pedal feel stays firm and consistent lap after lap.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with integrated EPB. It uses four 28mm hydraulic service pistons for braking plus a dedicated 27mm EPB actuator piston, so your B7 keeps its factory parking-brake function while gaining real rear-axle thermal capacity on the 380mm rear rotor. Two-piece forged-aluminum body, around 4.50 kg per caliper without pads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this actually fit my B7 RS4, or is it a generic platform kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt is built for your confirmed RS4 (B7), not assumed from the chassis. The B7 RS4 uses different front knuckles, hub geometry, and wheel clearance than lesser B7 A4\/S4 models, so we machine the brackets, rotor-hat offsets, and caliper mounting to your specific car. We do not make a platform-wide bolt-on claim; we confirm your trim first, then cut the parts to match.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 380mm rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front and rear rotors are both 380mm, so 19-inch wheels are the minimum. Wheels under 19 inches will not clear the discs, and spoke shape matters as much as diameter, so send us your exact wheel model or offsets and we will check caliper-to-spoke clearance before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does carbon ceramic behave in cold weather and winter driving?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites less than cold iron on the first stops. That is physics, not a defect. We optimized both the pad compound and the disc ceramic coating for cold starts, so cold-car braking feel now comes very close to warm summer feel. On the coldest first few stops, leave a little extra following distance until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this kit keep my electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The TTSPORT EP4 rear caliper has a dedicated EPB actuator piston separate from its four hydraulic braking pistons, so the factory electromechanical parking brake on your B7 RS4 continues to work normally. You get the rear big-brake upgrade without losing OE parking-brake convenience.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568835843,"sku":"100262","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a4-s4-rs4-b7-akebono-8n-380mm-ccb-kit.jpg?v=1784616784"},{"product_id":"audi-a4-s4-rs4-b7-akebono-9n-400mm-ccb-kit","title":"2005-2008 Audi RS4 (B7) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2005-2008 Audi RS4 (B7). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2008\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 6-Piston (9N) unit — the same monoblock design fitted to Audi's own RS models, running six pistons for even pad loading and a firm, repeatable pedal on the 400mm carbon-ceramic front rotor. Because it is genuine OE hardware, clamping behavior and NVH match factory expectations rather than a generic aftermarket copy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is a TTSPORT EP4 4-Piston Forged Caliper that keeps your factory electronic parking brake: it uses four 28 mm hydraulic service pistons for braking plus a dedicated 27 mm EPB actuator piston, so the B7 RS4 retains OE parking-brake function while gaining real rear-axle thermal capacity on the 380mm rotor. The two-piece forged-aluminum body weighs about 4.50 kg without pads and carries a high-temperature gloss coating; the EP4 and larger EP4S share identical piston specs, so the choice comes down to rear-rotor sizing and spoke clearance, not performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eThe stock RS4 brakes already outbrake my tires — why go carbon ceramic?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eOn a healthy B7 RS4, stock iron brakes can already lock the tires on a dry road, so this kit is not about a shorter single-stop distance. The gain is heat management and consistency: the 400mm carbon-ceramic front rotor resists fade over repeated hard stops on a mountain road or track session where iron rotors overheat, and the unsprung and rotational weight drops sharply versus the heavy stock two-piece iron setup, which sharpens steering response and ride behavior. You also stop the corrosion and warping that plague these 20-year-old OE rotors.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this fit my exact B7 RS4, or is it a platform assumption?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is engineered for your confirmed RS4 (B7) — the brackets, rotor-hat offsets, and caliper mounting are cut to your specific car, not assumed from the B7 A4\/S4 family. The RS4 uses its own front knuckle and hub geometry, so we do not treat it as a shared-chassis bolt-on. We verify your details before anything ships; nothing is a universal fit claim.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 400mm front rotor?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 400mm front carbon-ceramic rotor with the Akebono 9N six-piston caliper requires a minimum 20-inch wheel; anything under 20 inches will not clear it. Spoke design matters as much as diameter, so send us your exact wheel spec — some 20-inch wheels with deep concave spokes still foul the caliper body and we'll flag that before you order.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do these brakes behave on a cold winter morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eUntuned carbon-ceramic discs bite less than cold iron on the first stops — that's normal physics, not a fault. StopFlex tunes both the low-metallic resin-composite pad compound (about 0.44 friction coefficient, stable to roughly 750°C) and the disc's ceramic coating specifically for cold starts, so cold-car feel on the RS4 comes very close to summer feel. On the coldest first pull of the day it's still smart to leave a little extra following distance until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568868611,"sku":"100263","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a4-s4-rs4-b7-akebono-9n-400mm-ccb-kit.jpg?v=1784616783"},{"product_id":"audi-a4-s4-rs4-b8-akebono-8n-380mm-ccb-kit","title":"2009-2016 Audi RS4 (B8) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2009-2016 Audi RS4 (B8). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2009-2016\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe Akebono OEM Audi S 6-Piston (8N) Caliper is an Audi-sourced 6-piston fixed unit, so clamping load stays even across all six pistons for consistent pedal feel over a 380mm rotor. OE provenance means the bracket and hat offsets are cut to seat it precisely on your RS4's front knuckle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe TTSPORT EP4 4-Piston Forged Caliper adds real rear-axle thermal capacity while keeping your factory electronic parking brake: it runs 4 hydraulic service pistons (28 mm) plus a dedicated 27 mm EPB actuator piston, so the OE parking-brake function is preserved. Two-piece forged-aluminum body, about 4.50 kg per caliper without pads, on a 380mm rear rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit clear my current wheels?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe largest rotor here is 380mm front and rear, so you need at least 19-inch wheels; anything smaller will not clear the disc, and even some 19s can foul on the spoke design. Send us your exact wheel model and offset before ordering so we can confirm caliper-to-spoke clearance for your RS4.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does this behave on a cold winter morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites a little softer than cold iron on the first stops—that is normal physics, not a fault. We tuned both the pad compound and the ceramic coating on these discs for cold starts, so winter cold-car feel now comes very close to summer feel. On the coldest first stops, leave a bit of extra following distance until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this really engineered for the RS4 B8, or is it a generic A4\/S4 platform kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt is bespoke to your confirmed trim. The RS4 uses different front knuckles and hub geometry than a standard A4 or S4 in the same chassis family, so we cut the brackets, rotor-hat offsets, and caliper mounting to your exact car. We do not make a platform-wide bolt-on claim; we confirm your trim first, then build to it.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear caliper keep my factory parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The RS4 B8 uses an electronic parking brake, and the TTSPORT EP4 rear caliper includes a dedicated 27 mm EPB actuator piston alongside its four hydraulic service pistons. You keep OE electronic parking-brake operation while gaining rear-axle thermal capacity over the factory setup.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568934147,"sku":"100264","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a4-s4-rs4-b8-akebono-8n-380mm-ccb-kit.jpg?v=1784616787"},{"product_id":"audi-a4-s4-rs4-b8-akebono-9n-400mm-ccb-kit","title":"2009-2016 Audi RS4 (B8) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2009-2016 Audi RS4 (B8). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2009-2016\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit order can be finished with \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e — the brake package matches your exact build, not a fixed off-the-shelf look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi RS 6-Piston (9N) caliper — the same 6-piston fixed unit Audi's RS program uses — clamping a 400mm carbon-ceramic rotor for firm, repeatable pedal feel with no taper across long stops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB, so you keep the factory electronic parking brake while adding real rear-axle thermal capacity. It carries four 28mm hydraulic service pistons plus one 27mm EPB actuator piston, a two-piece forged-aluminum body, and roughly 4.50 kg per caliper without pads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eHow does this carbon-ceramic kit behave in winter cold starts?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites a little less than cold iron on the first stops — that's normal physics, not a fault. StopFlex tunes both the pad compound and the disc's ceramic coating for cold starts, so cold-car feel now comes very close to warm summer feel. On the coldest first stop or two, leave a bit of extra following distance until the system comes up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this fit my exact RS4 trim, or is it a generic platform kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt's bespoke-engineered for your confirmed trim. Brackets, rotor-hat offsets, and caliper mounting are cut to match your specific car's front knuckle geometry and hub — we don't assume fitment across the whole chassis family, because performance variants can use different uprights and wheel clearance. We build to your VIN-confirmed configuration, not a universal bolt-on claim.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheel size do I need to clear the 400mm front rotor?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 400mm front carbon-ceramic rotor requires a minimum 20-inch wheel. Anything under 20 inches will not clear it, and spoke shape matters too — some 20-inch wheels sit close to the 6-piston caliper. Send us your wheel model and we'll confirm spoke clearance before you order.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDo I lose my electronic parking brake with this rear setup?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eNo. The TTSPORT EP4 rear caliper has a dedicated 27mm EPB actuator piston separate from its four hydraulic pistons, so your factory electronic parking brake keeps working exactly as it does now while you gain rear-axle thermal capacity.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568966915,"sku":"100265","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a4-s4-rs4-b8-akebono-9n-400mm-ccb-kit.jpg?v=1784616785"},{"product_id":"audi-a4-s4-rs4-b9-akebono-8n-380mm-ccb-kit","title":"2016-2024 Audi RS4 (B9) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2016-2024 Audi RS4 (B9). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2016-2024\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi S 6-Piston (8N) Caliper, a six-piston monobloc unit used on Audi's S\/RS-series brakes. Its six pistons spread clamping load evenly across a tall pad, which is what keeps pedal feel firm and repeatable after hard braking from high speed on the RS4 B9.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear caliper is the TTSPORT EP4 4-Piston Forged Caliper with integrated EPB, built for platforms like the RS4 B9 that require an electronic parking brake. It runs four 28 mm hydraulic service pistons plus one dedicated 27 mm EPB actuator piston, so you keep factory electronic parking-brake function while adding real rear-axle thermal capacity from a two-piece forged-aluminum body of about 4.50 kg per caliper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit clear my winter wheels?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor on this kit is 380 mm, so you need a minimum 19-inch wheel, and spoke clearance matters as much as diameter. Many RS4 B9 winter setups run smaller wheels for snow tires; measure those before ordering, because a 380 mm carbon-ceramic disc will not fit under an 18-inch wheel.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does cold-weather braking feel with carbon ceramic?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc bites less than cold iron on the first stops. That is normal physics, not a fault. We tune both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car feel comes very close to summer feel. On the coldest first stops, leave a little extra following distance until the system is warm.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this a true bolt-on for any RS4 or RS5?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eNo. We build each kit to your exact confirmed trim. Cars that share the B9 chassis name can differ in front knuckle geometry, hub dimensions, and wheel offset clearance, so the brackets and rotor-hat offsets are cut to your specific car. We never sell a platform-wide bolt-on and assume the fit.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this keep my electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The rear TTSPORT EP4 caliper has a dedicated EPB actuator piston separate from its four hydraulic service pistons, so your factory electronic parking brake operates exactly as before while the rear axle gains carbon-ceramic thermal capacity behind a 380 mm rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333568999683,"sku":"100266","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a4-s4-rs4-b9-akebono-8n-380mm-ccb-kit.jpg?v=1784616791"},{"product_id":"audi-a4-s4-rs4-b9-akebono-9n-400mm-ccb-kit","title":"2016-2024 Audi RS4 (B9) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2016-2024 Audi RS4 (B9). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2016-2024\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit order can be finished with \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e — the brake package matches your exact build, not a fixed off-the-shelf look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front is the Akebono OEM Audi RS 6-piston (9N) caliper, the same monobloc unit Audi specifies for its RS-series carbon-ceramic setups, running the 400mm front rotor. Six pistons spread clamping evenly across the pad, which keeps pedal feel firm and repeatable after hard, back-to-back stops from speed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-piston forged-aluminum caliper with a dedicated EPB actuator piston on the 380mm rotor. It runs four 28mm hydraulic service pistons for braking plus one 27mm electronic parking-brake piston, so the B9's factory electric parking brake keeps working while you gain real rear-axle thermal capacity; two-piece heat-insulated pistons and a forged body hold about 4.50 kg per caliper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this bolt onto my RS4 B9, or do you assume it fits every B9?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eWe build each kit for your confirmed RS4 B9 trim and year, not the platform in general. The brackets, rotor-hat offsets, and caliper mounting for the Akebono 9N front and TTSPORT EP4 rear are matched to your car's actual knuckles, hub geometry, and wheel clearance. B9 cars that share a chassis name can differ mechanically, so we confirm your exact spec before machining anything.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear this kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 400mm front rotor sets a 20-inch minimum wheel diameter; anything under 20 inches will not clear the front caliper and disc. Spoke shape and inner barrel clearance also matter, so send us your wheel make, model, and offset during fitment confirmation and we'll verify clearance before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does the carbon-ceramic brake behave in winter on a cold RS4?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003ePhysics is honest here: any cold carbon-ceramic disc bites a bit less than cold iron on the very first stops, which is normal, not a fault. We've tuned both the pad compound and the disc's ceramic coating for cold starts, so cold-car feel on the B9 now comes very close to warm summer feel. On the coldest first few stops of the day, leave a little extra following distance until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this fix the soggy pedal after repeated hard braking?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThat's the exact problem this kit targets. The Akebono six-piston front with the 400mm carbon-ceramic rotor and a low-metallic resin pad rated to about 750 C resists the fade that makes the stock B9 pedal go long after repeated high-speed stops. The pad's roughly 0.44 average friction coefficient and strong anti-fade behavior keep pedal travel and effort consistent lap after lap.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569229059,"sku":"100267","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a4-s4-rs4-b9-akebono-9n-400mm-ccb-kit.jpg?v=1784616795"},{"product_id":"audi-a5-s5-rs5-b8-akebono-8n-380mm-ccb-kit","title":"2008-2016 Audi RS5 (B8) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2008-2016 Audi RS5 (B8). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2008-2016\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit order can be finished with \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e — the brake package matches your exact build, not a fixed off-the-shelf look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi S 6-Piston (8N) caliper, the same monobloc Audi engineered for its S\/RS front axle, mounted over a 380mm carbon-ceramic rotor. Six pistons spread clamping load evenly across a taller pad, which keeps pedal feel firm and repeatable on the RS5's 4.2L V8 mass.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with an integrated electronic parking brake. It runs 4 hydraulic service pistons (28mm) for braking plus a dedicated 27mm EPB actuator piston, so the RS5 keeps its factory electric parking brake while gaining real rear-axle thermal capacity. The two-piece forged-aluminum body weighs about 4.50 kg per caliper without pads and carries roughly 30.4 cm-squared of piston area.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill these clear my wheels, and do I need a specific size?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front and rear rotors are both 380mm, so the minimum wheel size is 19 inches. Wheels under 19 inches will not clear the rotor, and spoke shape matters too, so send us your exact wheel model or a photo behind the spokes before you order and we'll confirm clearance for your RS5.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this a bolt-on kit for any B8, or is it matched to my RS5?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt's bespoke-engineered for your confirmed B8 RS5 trim, not a platform-wide bolt-on. The RS5 uses different front knuckles, hub geometry, and wheel offset than a standard A5 or S5, so the brackets, rotor-hat offsets, and caliper mounting are cut to your specific car. We do not assume fitment from the chassis name.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do these brakes behave in winter or on a cold start?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold carbon-ceramic disc naturally bites a little less than cold iron on the first stops. That's physics, not a fault. We optimized both the pad compound and the disc's ceramic coating for cold starts, so cold-car feel now comes very close to summer feel. Still, leave a little extra following distance on your first few stops on the coldest mornings until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhy go carbon ceramic instead of replacing the OEM Audi CCB setup?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eOEM Audi CCB parts are priced far above sane replacement cost, and factory CCB rotors tend not to survive repeated hard track use once overheated. This kit pairs the Akebono 6-piston front and TTSPORT EP4 rear with StopFlex carbon-ceramic rotors and a carbon-ceramic-specific low-metallic pad rated to about 750 °C with an average friction coefficient near 0.44, so you get lasting fade resistance without dealer-level pricing.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569261827,"sku":"100268","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a5-s5-rs5-b8-akebono-8n-380mm-ccb-kit.jpg?v=1784616799"},{"product_id":"audi-a5-s5-rs5-b8-akebono-9n-400mm-ccb-kit","title":"2008-2016 Audi RS5 (B8) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2008-2016 Audi RS5 (B8). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2008-2016\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 6-Piston (9N) Caliper — the same monobloc unit engineered for Audi RS-series clamping, giving you six-piston bite with consistent pedal feel over a 400mm carbon-ceramic rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB actuator: four 28mm hydraulic service pistons for braking plus a dedicated 27mm EPB piston that keeps your factory electronic parking brake working, while adding real rear-axle thermal capacity behind the 380mm rotor. It's a two-piece forged-aluminum body at roughly 4.50 kg per caliper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit clear my wheels, and do I need to change anything?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 400mm, so you need a minimum 20-inch wheel to clear it, and spoke shape matters as much as diameter — a deep-dish spoke can foul the Akebono 9N caliper even on a 20-inch rim. Send us your exact wheel model and offset and we'll confirm clearance before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this a universal B8 bolt-on, or is it built for my specific RS5?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt's bespoke to your confirmed RS5 (B8) trim. The RS5 uses different front knuckles, hub geometry, and wheel-side clearance than standard S5\/A5 cars on the same chassis, so we machine the brackets and rotor-hat offsets to your car specifically. We do not sell a platform-wide bolt-on and never assume fitment from the chassis name alone.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear kit keep my electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The RS5 (B8) leaves the factory with an electromechanical parking brake, and the TTSPORT EP4 rear caliper has a dedicated EPB actuator piston that preserves that function. You keep the OE dash-switch parking brake while gaining a 380mm rear rotor and four-piston service braking.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do these behave in winter and on cold morning starts?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites less than cold iron — that's physics, not a defect. We've tuned both the pad compound and the disc's ceramic coating for cold starts, so cold-car feel on the RS5 now comes very close to summer feel. On the coldest first stop or two, leave a little extra following distance until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569294595,"sku":"100269","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a5-s5-rs5-b8-akebono-9n-400mm-ccb-kit.jpg?v=1784616801"},{"product_id":"audi-a5-s5-rs5-b8-akebono-10n-420mm-ccb-kit","title":"2008-2016 Audi RS5 (B8) Carbon Ceramic Big Brake Kit — Akebono 10N Audi RS 10-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2008-2016 Audi RS5 (B8). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2008-2016\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper \/ 420mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 420 mm rotor sets the minimum wheel size at 21\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4M8615107A · R 4M8615108A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 10-Piston (10N) unit — the same 10-piston caliper Audi fits to its top RS models. Ten pistons spread clamping load evenly across a long pad, so pedal feel stays firm and consistent on the 420mm carbon-ceramic front rotor even after repeated hard stops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with an integrated electronic parking brake. It uses four 28mm hydraulic service pistons plus one 27mm dedicated EPB actuator piston, so your RS5 keeps full factory electronic parking-brake function while gaining real rear-axle thermal capacity from a two-piece forged-aluminum body weighing about 4.50 kg per caliper. Matched to a 380mm rear rotor on this kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit clear my wheels, and do I need to change wheel size?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 420mm, so you need a minimum 21-inch wheel to clear it — anything under 21 inches will not fit, and spoke shape matters too, not just diameter. Send us your exact wheel make, model, and offset when you order so we confirm both rotor and caliper clearance before anything ships.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this a true bolt-on for any B8 RS5, or is it built for my specific car?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt is built for your specific confirmed RS5 trim, not assumed from the B8 platform. RS5 front knuckles, hub geometry, and wheel offset differ from lesser B8 cars, so we machine the brackets, rotor-hat offsets, and caliper mounting to your exact car. We do not make a platform-wide bolt-on claim — we confirm your VIN and trim first.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do carbon ceramics behave in winter and on cold morning drives?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003ePhysics is honest here: an untuned cold carbon-ceramic disc bites less than cold iron on the first stops. We addressed that by optimizing both the low-metallic pad compound and the disc's ceramic coating for cold starts, so cold-car braking now feels very close to warm summer feel. On the coldest first stops of the day, leave a little extra following distance until everything is up to temperature — that is smart with any high-performance brake.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this keep my factory electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The rear TTSPORT EP4 caliper has a dedicated 27mm EPB actuator piston separate from its four hydraulic pistons, so your RS5's factory electronic parking brake operates exactly as it does now — no aftermarket cable kit, no lost functionality.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569327363,"sku":"100270","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a5-s5-rs5-b8-akebono-10n-420mm-ccb-kit.jpg?v=1784616799"},{"product_id":"audi-a5-s5-rs5-b9-akebono-8n-380mm-ccb-kit","title":"2017-2024 Audi RS5 (B9) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2017-2024 Audi RS5 (B9). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2024\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi S 6-Piston (8N) caliper, a genuine Audi Sport monobloc unit with 6 pistons for even pad loading and firm, consistent pedal feel across long descents. It carries real OE provenance, so clamping behavior matches what Audi engineers validated for this chassis.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB actuator: 4 hydraulic service pistons (28 mm each) handle braking while a dedicated 27 mm actuator piston preserves your factory electronic parking brake. The two-piece forged-aluminum body weighs about 4.50 kg without pads and adds genuine rear-axle thermal capacity while keeping OE parking-brake convenience.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this a universal bolt-on for any B9, or built for my exact RS5?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt's built for your exact confirmed trim, not the platform. The RS5 uses front knuckles, hub geometry, and wheel ET clearance that differ from a base S5 or A5 on the same B9 chassis, so we cut the brackets and set the rotor-hat offsets to your specific car. We do not ship a platform-wide bolt-on and assume it clears. Confirm your VIN and trim, and the front Akebono 8N caliper and 380mm rotors mount where they should.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does carbon ceramic behave on a cold Audi in winter?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites less than cold iron on the first stop or two. That's physics, not a defect. We've tuned both the pad compound and the disc's ceramic coating for cold starts, so cold-car winter feel now comes very close to summer feel on this RS5. Still leave a little extra following distance on your coldest first stops until everything is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear these 380mm rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 380mm front rotors set a 19-inch minimum wheel diameter; anything under 19 inches will not clear. Spoke clearance also matters, not just diameter, so send us your wheel make, size, and offset and we'll verify the front Akebono 8N caliper and rear TTSPORT EP4 both clear before we build.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill the rear caliper keep my electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The RS5 (B9) ships with a factory electronic parking brake, and the rear TTSPORT EP4 caliper has a dedicated 27mm EPB actuator piston separate from its 4 hydraulic braking pistons. Your factory parking-brake switch, auto-hold, and hill-hold keep working while you gain real rear thermal capacity over the 380mm rear rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569360131,"sku":"100271","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a5-s5-rs5-b9-akebono-8n-380mm-ccb-kit.jpg?v=1784616806"},{"product_id":"audi-a5-s5-rs5-b9-akebono-9n-400mm-ccb-kit","title":"2017-2024 Audi RS5 (B9) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2017-2024 Audi RS5 (B9). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2024\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi RS 6-Piston (9N) caliper, the same forged monobloc Audi specifies on its factory ceramic setup. Six pistons spread clamping load evenly across the 400mm rotor for a firm, repeatable pedal that doesn't wander as the disc heats.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB actuator, so your B9's electronic parking brake keeps working exactly as it does from the factory. Four 28mm hydraulic service pistons handle braking while a dedicated 27mm actuator piston holds the car parked; the two-piece forged-aluminum body weighs about 4.50 kg without pads and pairs with the 380mm rear rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do these brakes behave on a cold winter morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites softer than cold iron on the first stop or two — that's basic physics, not a fault. StopFlex tunes both the pad compound and the disc's ceramic coating for cold starts, so on a winter B9 RS5 the cold-car feel comes very close to summer feel. Leave a little extra following distance on your first couple of stops from a cold soak and you'll be fine.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this kit actually fit my exact RS5, or is it a generic B9 fit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt's built for your confirmed trim, not the platform. The RS5 uses different front knuckles, hub geometry, and wheel offset than an S5 or A5 on the same B9 chassis, so we cut the brackets and set the rotor-hat offsets to match your specific car. We confirm year, body style (Coupe or Sportback), and wheel details before anything ships — no assumed platform bolt-on.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheel size do I need to clear the 400mm front rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 400mm front rotor with the Akebono 9N six-piston caliper requires a minimum 20-inch wheel. Under 20 inches will not clear the caliper, and spoke shape matters too — some 20s with deep concave spokes still contact. Send us your exact wheel spec and we'll verify clearance before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eI skipped the factory Dynamic Plus ceramics — is this worth it over new iron?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIf you're already facing front rotors and pads at 30k-plus, and the rear pads too, this is the point to decide once. Carbon-ceramic rotors resist fade far better on repeated hard stops and don't lay down the brake dust that coats RS5 wheels. The rear EP4 caliper keeps your electronic parking brake fully functional, so you gain real rear-axle thermal capacity without losing OE convenience.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569392899,"sku":"100272","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a5-s5-rs5-b9-akebono-9n-400mm-ccb-kit.jpg?v=1784616808"},{"product_id":"audi-a5-s5-rs5-b9-akebono-10n-420mm-ccb-kit","title":"2017-2024 Audi RS5 (B9) Carbon Ceramic Big Brake Kit — Akebono 10N Audi RS 10-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2017-2024 Audi RS5 (B9). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2024\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper \/ 420mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 420 mm rotor sets the minimum wheel size at 21\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4M8615107A · R 4M8615108A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi RS 10-Piston (10N) caliper, the same fixed 10-piston unit Audi specifies for its RS carbon-ceramic setups. Ten pistons spread clamp load evenly across the 420mm rotor, so pedal feel stays firm and consistent from cold streets to repeated high-speed stops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper with a dedicated EPB actuator piston, so your B9's factory electronic parking brake keeps working exactly as designed. Four 28mm hydraulic service pistons plus the 27mm EPB piston (30.4 cm² total piston area, roughly 4.50 kg per caliper) add real rear-axle thermal capacity on the 380mm rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill these carbon-ceramic brakes work in cold winter weather?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eHonest physics first: an untuned cold carbon-ceramic disc bites a little less than cold iron until it comes up to temperature—that is normal, not a defect. We addressed it on both fronts, tuning the low-metallic resin-composite pad compound and the disc's ceramic coating specifically for cold starts, so winter cold-car braking on the RS5 now feels very close to summer feel. On the coldest first few stops of the day, leave a little extra following distance and you're set.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this kit really built for my exact RS5, or is it a platform bolt-on?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt is bespoke-engineered for your confirmed B9 RS5 trim. The brackets, rotor-hat offsets, and caliper mounting are matched to your specific car's front knuckles, hub geometry, and wheel ET—we do not assume fit from the wider B9 family, because an RS variant can differ mechanically from an S4 or S5 sharing the same chassis name. We confirm your VIN and trim before anything is machined.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear these rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 420mm, so 21-inch wheels or larger are required—anything under 21 inches will not clear it. Spoke shape and inner-barrel clearance also matter around the 10-piston Akebono caliper, so send us your exact wheel specs during fitment confirmation and we'll verify clearance before you order.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear caliper keep my factory electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The B9 RS5 uses a factory EPB, and the TTSPORT EP4 4-piston rear caliper includes a dedicated EPB actuator piston alongside its four hydraulic pistons. Your electronic parking brake engages and holds exactly as it does from the factory, while the 380mm carbon-ceramic rear adds thermal capacity for repeated stops.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569425667,"sku":"100273","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a5-s5-rs5-b9-akebono-10n-420mm-ccb-kit.jpg?v=1784616852"},{"product_id":"audi-a6-s6-rs6-c6-akebono-8n-380mm-ccb-kit","title":"2005-2011 Audi RS6 (C6) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2005-2011 Audi RS6 (C6). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2011\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe Akebono OEM Audi S 6-Piston (8N) Caliper is a genuine Audi 6-piston monobloc, so you get factory-grade clamping and consistent pedal feel over the 380mm front rotor on your C6 RS6. Its OE provenance means predictable release and no unknown aftermarket tolerances.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe TTSPORT EP4 4-Piston Forged Caliper adds real rear-axle thermal capacity behind the 380mm rear rotor while keeping your factory electronic parking brake. It uses four 28mm hydraulic service pistons plus one dedicated 27mm EPB actuator piston in a two-piece forged-aluminum body, so the RS6 keeps OE parking-brake function with more heat headroom.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this really engineered for my exact RS6 C6, or is it a generic platform kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is built for your confirmed C6 RS6 trim. The brackets, rotor-hat offsets, and caliper mounting for the Akebono 8N front and TTSPORT EP4 rear are matched to your car's front knuckles, hub geometry, and wheel clearance. The RS6 uses different uprights and hub geometry than the standard A6\/S6 in the same C6 family, so we do not assume fit from the platform name. We confirm your details before anything ships.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear these 380mm rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe largest rotor here is 380mm front and rear, so 19-inch wheels are the minimum. Wheels under 19 inches will not clear the caliper and rotor. Spoke shape also matters, not just the diameter, so send us your exact wheel model or specs and we will verify clearance before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do carbon ceramic brakes behave in winter cold on a heavy AWD wagon?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites less than cold iron on the first stops. That is normal physics, not a defect. We optimized both the pad compound and the disc's ceramic coating for cold starts, so cold-car braking feel on your RS6 now comes very close to summer feel. On the coldest first stops of the day, leave a little extra following distance until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat comes in the box and does it include the calipers?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThis is the full upgrade kit: the Akebono OEM Audi S 6-Piston (8N) front calipers, TTSPORT EP4 4-piston rear calipers with EPB provision, carbon-ceramic rotors front and rear, pads, hats, mounting hardware, and brake lines. The pads are a carbon-ceramic-specific low-metallic resin compound with steel, copper, and aramid fiber, roughly 0.44 average friction coefficient and heat resistance to about 750 °C with strong anti-fade behavior.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569458435,"sku":"100274","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a6-s6-rs6-c6-akebono-8n-380mm-ccb-kit.jpg?v=1784616928"},{"product_id":"audi-a6-s6-rs6-c6-akebono-9n-400mm-ccb-kit","title":"2005-2011 Audi RS6 (C6) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2005-2011 Audi RS6 (C6). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2011\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit order can be finished with \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e — the brake package matches your exact build, not a fixed off-the-shelf look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 6-Piston (9N) unit, the same design Audi fits to its RS-line factory ceramic setups. Six pistons give even pad loading across a 400mm disc, so pedal pressure stays consistent from cold city stops through repeated high-speed braking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper, a two-piece forged-aluminum body with four 28mm hydraulic service pistons plus a dedicated 27mm EPB actuator piston, so your factory electronic parking brake keeps working while the rear axle gains real thermal capacity. It carries two-piece heat-insulated pistons with dust boots, roughly 30.4 cm² of total piston area, weighs about 4.50 kg per caliper without pads, and pairs with a 380mm rear rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit clear my wheels on the RS6 C6?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 400mm, so you need at least 20-inch wheels, and spoke shape matters as much as diameter. Send us your exact wheel model and offset during fitment confirmation and we'll check spoke clearance against the Akebono 9N caliper before we build anything.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does this brake in cold winter weather?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc bites less than cold iron on the very first stops. That's physics, not a fault. We tune both the pad compound and the disc's ceramic coating for cold starts, so on the RS6 winter cold-car feel now lands very close to summer feel. Still leave a little extra following distance on the first stops of a freezing morning.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this a universal C6 platform kit or built for my specific car?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt's bespoke per trim. The RS6 C6 uses different front knuckles and hub geometry than the standard A6\/S6 in the same chassis family, so we cut brackets, set rotor-hat offsets, and match caliper mounting to your confirmed RS6 build. We do not sell a platform-wide bolt-on and assume it fits.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill my factory parking brake still work?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The RS6 C6 uses a factory electronic parking brake, and the TTSPORT EP4 rear caliper includes a dedicated EPB actuator piston. You keep the OE electronic parking-brake function while adding rear-axle thermal capacity on a 380mm rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569491203,"sku":"100275","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a6-s6-rs6-c6-akebono-9n-400mm-ccb-kit.jpg?v=1784616816"},{"product_id":"audi-a6-s6-rs6-c6-akebono-10n-420mm-ccb-kit","title":"2005-2011 Audi RS6 (C6) Carbon Ceramic Big Brake Kit — Akebono 10N Audi RS 10-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2005-2011 Audi RS6 (C6). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2011\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper \/ 420mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 420 mm rotor sets the minimum wheel size at 21\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4M8615107A · R 4M8615108A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi RS 10-Piston (10N) caliper, the same monobloc design Audi specified for its RS carbon-ceramic setups. Ten pistons spread clamping evenly across the 420mm rotor, so pedal feel stays consistent as the pads and disc heat up.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB actuator. It runs 4 hydraulic service pistons for braking plus 1 dedicated 27mm EPB actuator piston that keeps your factory electronic parking brake working, while the two-piece forged-aluminum body (about 4.50 kg per caliper without pads) adds real rear-axle thermal capacity on the 380mm rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit bolt onto my exact C6 RS6, or is it a platform-wide fit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt is engineered specifically for your confirmed C6 RS6 trim, not assumed from the shared chassis. The RS6's V10 front knuckles, hub geometry, and wheel ET differ from lesser C6 A6\/S6 models, so we cut brackets, rotor-hat offsets, and caliper mounting to your car. We never sell this as a universal platform bolt-on.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 420mm front rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 420mm front rotor sets a hard minimum of 21-inch wheels. Anything under 21 inches will not clear the disc, and spoke design also matters over the 10-piston Akebono caliper, so send us your exact wheel details before ordering if you plan to keep your current set.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do these carbon ceramic brakes behave in winter cold?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold carbon-ceramic disc bites a little less than cold iron on the first stop; that is normal physics, not a fault. We tune both the low-metallic pad compound and the disc's ceramic coating for cold starts, so cold-car feel on your RS6 now comes very close to summer feel. Leave a little extra following distance on the coldest first stops.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear caliper keep my factory parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe TTSPORT EP4 rear caliper carries a dedicated EPB actuator piston alongside its 4 hydraulic pistons on the 380mm rotor. If your C6 RS6 uses the factory cable\/foot parking brake, we match a standard rear setup; if you have converted to or require an electronic parking brake, the EP4's integrated actuator preserves that function. Tell us which you run at order time.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569523971,"sku":"100276","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a6-s6-rs6-c6-akebono-10n-420mm-ccb-kit.jpg?v=1784616824"},{"product_id":"audi-a6-s6-rs6-c7-akebono-8n-380mm-ccb-kit","title":"2012-2018 Audi RS6 (C7) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2012-2018 Audi RS6 (C7). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2012-2018\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi S 6-Piston (8N) unit, a factory-provenance monobloc that clamps the 380 mm carbon-ceramic front rotor with consistent pedal feel under repeated high-speed stops. This is genuine OE Audi hardware, not a copy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper with integrated EPB, using 4 hydraulic service pistons (28 mm) plus a dedicated 27 mm EPB actuator piston to preserve the RS6's factory electronic parking brake. It's a two-piece forged-aluminum body, roughly 4.50 kg per caliper without pads, with 30.4 cm² total piston area, adding real rear-axle thermal capacity to a heavy AWD wagon without giving up OE parking-brake convenience.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this fit my exact C7 RS6, or is it a generic platform kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is engineered for your confirmed RS6 (C7) trim. The brackets, rotor-hat offsets, and caliper mounting are cut to match your car's front knuckles and hub geometry, not assumed from the C7 chassis name. We build to the specific car once you confirm year and trim, so we never make a blanket platform-wide bolt-on claim.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does this kit behave in cold weather and winter driving?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites less than cold iron on the first stops. That is normal physics. We tune both the pad compound and the disc's ceramic coating for cold starts, so cold-car braking feel comes very close to summer feel. On the coldest first stops of the day, leave a little extra following distance until everything is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill these clear my wheels, and what's the minimum size?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front carbon-ceramic rotor is 380 mm, so you need 19-inch wheels or larger up front, and spoke clearance matters as much as diameter. Send us your wheel model or spoke design during fitment and we'll confirm caliper and rotor clearance before we build anything.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDo I keep my factory electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The RS6 (C7) uses an electronic parking brake, and the rear TTSPORT EP4 caliper has a dedicated EPB actuator piston built in. Your factory parking-brake switch and function are preserved while you gain rear-axle thermal capacity from a real big-brake caliper.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569556739,"sku":"100277","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a6-s6-rs6-c7-akebono-8n-380mm-ccb-kit.jpg?v=1784616832"},{"product_id":"audi-a6-s6-rs6-c7-akebono-9n-400mm-ccb-kit","title":"2012-2018 Audi RS6 (C7) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2012-2018 Audi RS6 (C7). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2012-2018\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe Akebono OEM Audi RS 6-Piston (9N) Caliper is the factory RS-spec fixed monobloc used on the C7 RS platform, chosen here for consistent clamping and OE-matched pedal feel over the 400mm front rotor. It's the genuine Akebono unit, not a copy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper, which uses 4 hydraulic service pistons (28 mm) plus a dedicated 27 mm EPB actuator piston, so your factory electronic parking brake keeps working while the rear axle gains real thermal capacity. It's a two-piece forged-aluminum body at about 4.50 kg per caliper without pads; EP4 or the slightly larger EP4S is selected to match your rear rotor and wheel clearance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this bolt to my exact RS6 without guesswork?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed C7 RS6 trim, not to the platform in general. The RS6's front knuckle and hub geometry differ from lesser C7 variants, so we match the front 400mm rotor and Akebono 9N caliper to your specific car after you send your details. We do not make a universal bolt-on claim.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear kit keep my electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The TTSPORT EP4 caliper has a dedicated EPB actuator piston separate from its four hydraulic pistons, so your factory electronic parking brake operates normally on the 380mm rear rotor. You keep the OE convenience while adding rear thermal capacity for repeated hard stops.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does this brake in winter or on cold starts?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eCarbon ceramic physics are real: an untuned cold ceramic disc bites less than cold iron on the first stop. We address this by optimizing both the pad compound and the disc's ceramic coating for cold starts, so cold-car feel comes very close to summer feel. On the coldest first stops of the day, leave a little extra following distance until things warm through.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear this kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 400mm front rotor sets a 20-inch minimum wheel diameter; anything under 20 inches will not clear it, and spoke geometry matters too. Send us your wheel spec and we confirm clearance before anything ships.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569589507,"sku":"100278","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a6-s6-rs6-c7-akebono-9n-400mm-ccb-kit.jpg?v=1784616839"},{"product_id":"audi-a6-s6-rs6-c7-akebono-10n-420mm-ccb-kit","title":"2012-2018 Audi RS6 (C7) Carbon Ceramic Big Brake Kit — Akebono 10N Audi RS 10-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2012-2018 Audi RS6 (C7). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2012-2018\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper \/ 420mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 420 mm rotor sets the minimum wheel size at 21\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4M8615107A · R 4M8615108A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi RS 10-Piston (10N) caliper — the same factory-engineered 10-piston unit Audi fits to its RS ceramic setups. Its staged piston layout gives even pad loading across the 420mm rotor and a firm, repeatable pedal on repeated high-speed stops in a heavy AWD wagon.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper with integrated EPB: 4 hydraulic service pistons (28mm) for braking plus a dedicated 27mm EPB actuator piston, so the C7's factory electronic parking brake keeps working. The two-piece forged-aluminum body weighs about 4.50 kg without pads and pairs to the 380mm rear rotor for real rear-axle thermal capacity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit clear my factory wheels?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 420mm, so you need a minimum 21-inch wheel to clear it, and spoke geometry matters as much as diameter. Many C7 RS6 owners already run 21s, but before we ship we confirm your exact wheel and offset so the Akebono 10N caliper and rotor hat sit inside the barrel and spokes with proper clearance.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this a bolt-on kit for any C7 RS6, or is it matched to my car?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt is bespoke-engineered for your confirmed RS6 (C7) trim, not a platform-wide bolt-on. We match the brackets, rotor-hat offsets, and caliper mounting to your specific front knuckles and hub geometry, since RS-spec uprights and wheel clearance differ from standard C7 variants. We do not assume fit from the chassis name alone.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear caliper keep my electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The RS6 (C7) uses a factory electronic parking brake, and the TTSPORT EP4 rear caliper includes a dedicated EPB actuator piston separate from its 4 hydraulic pistons. You keep OE parking-brake and auto-hold function on the 380mm rear rotor with no aftermarket cable workaround.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do these behave on a cold winter morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites a little less than cold iron — that is normal physics, not a fault. We optimized both the low-metallic resin-composite pad (about 0.44 friction, fade-stable to roughly 750 C) and the disc's ceramic coating for cold starts, so cold-car feel now comes very close to summer feel. On the very first stops on the coldest days, leave a little extra following distance.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569622275,"sku":"100279","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a6-s6-rs6-c7-akebono-10n-420mm-ccb-kit.jpg?v=1784616846"},{"product_id":"audi-a6-s6-rs6-c8-akebono-8n-380mm-ccb-kit","title":"2019-2025 Audi RS6 (C8) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2019-2025 Audi RS6 (C8). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2025\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit order can be finished with \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e — the brake package matches your exact build, not a fixed off-the-shelf look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi S 6-Piston (8N) monoblock, the same forging Audi uses on its S\/RS performance calipers. Six pistons keep clamping even and pedal pressure consistent as the 380mm front rotor loads up under repeated stops on a 2.2-ton RS6.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper, a two-piece forged-aluminum body built for platforms that still run an electronic parking brake. It uses four 28mm hydraulic service pistons plus one 27mm EPB actuator piston, so the RS6's factory electronic parking brake keeps working while the rear axle gains real thermal capacity; heat-insulated two-piece pistons with dust boots, about 30.4 cm² piston area and roughly 4.50 kg per caliper without pads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this fit my exact RS6 C8 without guessing?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. We build the kit to your confirmed RS6 (C8) trim, not to the platform. Brackets, rotor-hat offsets, and the mounting for the Akebono 8N front caliper are cut for your specific car, since the RS6 and RS6 Performance can differ in knuckle geometry and wheel ET clearance. We confirm your year, trim, and wheel details before anything ships.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the kit keep my electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt does. The RS6 C8 uses a factory electronic parking brake in the rear calipers, and the TTSPORT EP4 rear caliper has a dedicated 27mm EPB actuator piston alongside its four hydraulic pistons. You keep the OE electronic parking brake and auto-hold functions while gaining rear-axle thermal capacity.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do these behave in winter and on cold morning drives?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc bites less than cold iron on the first stop or two, which is normal physics. We tune both the pad compound and the disc's ceramic coating for cold starts, so cold-car feel on the RS6 now comes very close to summer feel. On the coldest first stops, leave a little extra following distance until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 380mm rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 380mm front and rear rotors require a minimum 19-inch wheel on the RS6 C8; anything under 19 inches will not clear. Spoke design matters too, since the front runs the 6-piston Akebono caliper, so send us your wheel specs and we'll verify clearance before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569655043,"sku":"100280","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a6-s6-rs6-c8-akebono-8n-380mm-ccb-kit.jpg?v=1784616854"},{"product_id":"audi-a6-s6-rs6-c8-akebono-9n-400mm-ccb-kit","title":"2019-2025 Audi RS6 (C8) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2019-2025 Audi RS6 (C8). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2025\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 6-Piston (9N) unit — the same monobloc caliper Audi specifies for the C8 RS6 ceramic package, with six pistons for even pad loading and consistent pedal feel over a 400mm rotor. It's genuine OE hardware, not a copy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with integrated EPB. It runs four 28mm hydraulic service pistons plus a dedicated 27mm electronic parking-brake actuator, so your car keeps its factory EPB function while gaining real rear-axle thermal capacity on the 380mm rotor. The two-piece forged-aluminum body weighs about 4.50 kg per caliper without pads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this fit my exact RS6 C8, or is it a generic C8 kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt's engineered for your confirmed RS6 (C8) trim, not assumed from the platform. We match the brackets, rotor-hat offsets, and caliper mounting to your specific car's front uprights, hub geometry, and wheel ET before anything ships. The RS6 uses different front knuckle and clearance geometry than lesser C8 A6\/S6 models, so we build to your VIN-confirmed spec rather than making a platform-wide bolt-on claim.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do carbon ceramic brakes behave on a cold winter morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc bites less than cold iron on the first stops — that's normal physics, not a defect. We've tuned both the pad compound and the disc's ceramic coating specifically for cold starts, so cold-car braking feel now comes very close to summer feel. On the coldest first stops of the day, leave a little extra following distance until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 400mm front rotor?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 400mm front rotor requires a minimum 20-inch wheel; anything under 20 inches will not clear the caliper and rotor. Spoke clearance also matters, so send us your wheel details during fitment confirmation. The rear TTSPORT EP4 with the 380mm rotor needs at least an 18-inch wheel.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDo I keep my factory electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The RS6 C8 uses an electronic parking brake, and the rear TTSPORT EP4 caliper includes a dedicated EPB actuator piston that preserves full factory parking-brake operation. You get OE EPB convenience — auto-hold, hill-hold, and dash control all work as before — plus real rear-axle thermal capacity on the 380mm carbon-ceramic rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569687811,"sku":"100281","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a6-s6-rs6-c8-akebono-9n-400mm-ccb-kit.jpg?v=1784616859"},{"product_id":"audi-a6-s6-rs6-c8-akebono-10n-420mm-ccb-kit","title":"2019-2025 Audi RS6 (C8) Carbon Ceramic Big Brake Kit — Akebono 10N Audi RS 10-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2019-2025 Audi RS6 (C8). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2025\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper \/ 420mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 420 mm rotor sets the minimum wheel size at 21\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4M8615107A · R 4M8615108A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit order can be finished with \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e — the brake package matches your exact build, not a fixed off-the-shelf look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi RS 10-Piston (10N) caliper, the same monoblock unit engineered for factory RS ceramic packages. Ten pistons spread clamping load evenly across the 420mm rotor for consistent pedal feel on a 4,600+ lb wagon.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper with a dedicated EPB actuator piston, so the C8's electronic parking brake keeps working exactly as it did from the factory. Four 28mm hydraulic service pistons plus one 27mm EPB piston give roughly 30.4 cm-squared of piston area in a forged two-piece body at about 4.50 kg per caliper, adding real rear-axle thermal capacity behind 18-inch and larger wheels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill these brakes feel weak on a cold winter morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites less than cold iron on the first stops. That is normal physics, not a fault. We tune both the pad compound and the disc's ceramic coating for cold starts, so on the RS6 the first-stop feel in winter comes very close to summer feel. On the coldest days, leave a little extra following distance for your first one or two stops until everything is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this kit really fit my exact RS6 trim, or is it a platform guess?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eWe build each kit to your confirmed C8 RS6, not to the platform. The brackets, rotor-hat offsets, and caliper mounting are matched to your car's front knuckles, hub geometry, and wheel clearance. C8 cars in the same family can differ mechanically, so we confirm your VIN and trim before we cut anything. We never claim a universal bolt-on.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill these clear my wheels?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 420mm, so you need 21-inch wheels or larger to clear it. Spoke geometry matters too, not just diameter, so send us your wheel specs during fitment confirmation. Wheels under 21 inches will not fit over this front package.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill my electronic parking brake still work with the rear kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The TTSPORT EP4 rear caliper has a dedicated EPB actuator piston, so your C8 RS6's factory electronic parking brake operates normally, including auto-hold. You keep OE parking-brake convenience while gaining rear-axle thermal capacity the stock rotors cannot match.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569720579,"sku":"100282","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a6-s6-rs6-c8-akebono-10n-420mm-ccb-kit.jpg?v=1784616861"},{"product_id":"audi-a7-s7-rs7-c7-akebono-8n-380mm-ccb-kit","title":"2012-2018 Audi RS7 (C7) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2012-2018 Audi RS7 (C7). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2012-2018\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit order can be finished with \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e — the brake package matches your exact build, not a fixed off-the-shelf look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi S 6-Piston (8N) Caliper, a factory-provenance six-piston fixed unit that gives you consistent clamping and a firm, repeatable pedal on a heavy AWD car that carries a lot of speed into every stop.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper, which uses 4 hydraulic service pistons plus 1 dedicated EPB actuator piston, so you keep the RS7's factory electronic parking brake while adding real rear-axle thermal capacity. Two-piece heat-insulated pistons (28 mm x 4 hydraulic, 27 mm x 1 EPB), a two-piece forged-aluminum body at about 4.50 kg per caliper without pads, and 30.4 cm-squared of piston area per caliper; the EP4 and larger EP4S share the same engineering, so the choice comes down to rear-rotor sizing and spoke clearance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit clear my winter wheels, and how does it brake on a cold morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 380 mm front rotor needs a 19-inch or larger wheel, and spoke clearance matters as much as diameter, so confirm your winter setup with us before ordering. On cold starts, an untuned carbon-ceramic disc bites a little less than cold iron; that is physics, not a fault. We tune both the pad compound and the ceramic disc coating for cold pickup, so first-stop feel on a freezing morning now comes very close to summer feel. Leave a little extra following distance on the first stop or two and you'll be fine.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this a bolt-on kit for any C7 RS7, or is it built for my exact car?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is engineered for your confirmed RS7 (C7) trim. The brackets, rotor-hat offsets, and caliper mounting are matched to your specific knuckle geometry and hub, not assumed from the platform. Cars that share a chassis name can differ in uprights, hub geometry, and wheel ET, so we do not make a platform-wide bolt-on claim. We confirm your build before anything is machined.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear caliper keep my electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The C7 RS7 uses a factory electromechanical parking brake, and the TTSPORT EP4 rear caliper has a dedicated EPB actuator piston separate from its 4 hydraulic braking pistons. You keep full factory parking-brake and hill-hold function while gaining rear-axle thermal capacity.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhy go carbon ceramic on a heavy AWD car like the RS7 instead of iron?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe RS7 is heavy and very fast, so it dumps a lot of heat into the brakes on repeated high-speed pulls. Carbon-ceramic rotors cut unsprung and rotating mass at each corner and resist fade far better than iron under that load. The pads are a carbon-ceramic-specific low-metallic resin compound with steel, copper, and aramid fiber, roughly 0.44 average friction and heat resistance to about 750 C with strong anti-fade behavior. You also get much less brake dust on the wheels than OEM setups.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569753347,"sku":"100283","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a7-s7-rs7-c7-akebono-8n-380mm-ccb-kit.jpg?v=1784616868"},{"product_id":"audi-a7-s7-rs7-c7-akebono-9n-400mm-ccb-kit","title":"2012-2018 Audi RS7 (C7) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2012-2018 Audi RS7 (C7). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2012-2018\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi RS 6-Piston (9N) caliper, the same clamp Audi fits to its RS ceramic setup. Six pistons hold clamping force steady over the 400 mm rotor so pedal feel stays consistent through repeated high-speed stops in a heavy AWD car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper with integrated EPB. It runs four 28 mm hydraulic service pistons plus one 27 mm dedicated actuator piston that preserves your factory electronic parking brake, so you keep OE EPB function while adding real rear-axle thermal capacity on the 380 mm rotor. The two-piece forged-aluminum body weighs about 4.50 kg per caliper without pads; the EP4 and EP4S share the same engineering, and the choice comes down to rear-rotor sizing and wheel clearance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do these brakes behave in winter on a cold car?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eCold, an untuned carbon-ceramic disc bites less than cold iron. That is basic physics, not a fault. We tune both the pad compound and the disc's ceramic coating for cold starts, so first-stop feel on a cold RS7 now comes very close to summer feel. Leave a little extra following distance on the first couple of stops when the discs are near freezing, and they come up to normal quickly.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this kit fit my exact RS7 trim, or is it a platform bolt-on?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt is bespoke per trim, not a platform-wide claim. RS variants often use different front knuckles, hub geometry, and wheel ET clearance than standard C7 models, so we build the brackets, rotor-hat offsets, and caliper mounting for your confirmed RS7 (C7) build. We match the hardware to your specific car before anything ships.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear these rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 400 mm, so 20-inch wheels are the minimum; anything under 20 inches will not clear the front caliper and rotor. Spoke clearance also matters with the Akebono 9N caliper, so send your wheel details and we will confirm before you order.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear caliper keep my electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. Your RS7 uses a factory EPB, and the TTSPORT EP4 caliper has a dedicated 27 mm actuator piston that preserves that function. You keep push-button parking and auto-hold while gaining rear thermal capacity on the 380 mm rotor. No cable conversion, no warning lights.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569786115,"sku":"100284","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a7-s7-rs7-c7-akebono-9n-400mm-ccb-kit.jpg?v=1784616868"},{"product_id":"audi-a7-s7-rs7-c7-akebono-10n-420mm-ccb-kit","title":"2012-2018 Audi RS7 (C7) Carbon Ceramic Big Brake Kit — Akebono 10N Audi RS 10-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2012-2018 Audi RS7 (C7). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2012-2018\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper \/ 420mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 420 mm rotor sets the minimum wheel size at 21\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4M8615107A · R 4M8615108A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi RS 10-Piston (10N) Caliper, the same 10-piston clamp used on Audi's factory ceramic setups. Ten pistons spread clamping load evenly across the pad, so pedal response stays consistent from a cold first stop through repeated high-speed pulls on this heavy AWD car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB actuator, so your factory electronic parking brake still works exactly as it did stock. It carries 4 hydraulic service pistons (28 mm) plus a dedicated 27 mm EPB actuator piston in a two-piece forged-aluminum body of about 4.50 kg per caliper, adding real rear-axle thermal capacity behind the 380 mm rear rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit fit my exact RS7 (C7), or is it a generic platform kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt is built for your confirmed RS7 C7 trim, not the C7 platform in general. We match the brackets, rotor-hat offsets, and caliper mounting to your car's front knuckles and hub geometry, because performance variants in the same chassis family can differ in upright and wheel ET clearance. We do not make a platform-wide bolt-on claim; we confirm your car first.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 420 mm front rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 420 mm front rotor with the Akebono 10N caliper requires a minimum 21-inch wheel. Wheels under 21 inches will not clear the front package, and spoke shape matters too, so send us your wheel details and we'll verify clearance before you order.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do these carbon ceramic brakes behave in cold weather?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites less than cold iron on the first stops. That's physics, not a defect. We tune both the pad compound and the disc's ceramic coating for cold starts, so on this RS7 winter cold-car feel comes very close to summer feel. On the coldest first few stops, leave a little extra following distance until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear caliper keep my electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The TTSPORT EP4 rear caliper has a dedicated EPB actuator piston that preserves the RS7's factory electronic parking brake function. You keep the OE convenience—auto-hold and electronic engagement—while gaining real rear thermal capacity behind the 380 mm rear rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569818883,"sku":"100285","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a7-s7-rs7-c7-akebono-10n-420mm-ccb-kit.jpg?v=1784616875"},{"product_id":"audi-a7-s7-rs7-c8-akebono-8n-380mm-ccb-kit","title":"2019-2025 Audi RS7 (C8) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2019-2025 Audi RS7 (C8). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2025\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi S 6-Piston (8N) unit, the same monoblock design Audi fits to its S-line cars. Six pistons spread clamping evenly across the 380mm face, which keeps pedal feel firm and repeatable when you push a 600-plus horsepower RS7 hard.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB. Four 28mm hydraulic service pistons handle braking while a dedicated 27mm actuator piston preserves the C8's factory electronic parking brake, so you keep OE parking-brake function and gain real rear-axle thermal capacity on a two-piece forged-aluminum body of about 4.50 kg per caliper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do carbon ceramic brakes behave on a cold winter morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites less than cold iron on the first stops. That is basic physics, not a defect. StopFlex tunes both the low-metallic pad compound and the disc's ceramic coating for cold starts, so on your RS7 the first cold-car stops now feel very close to warm summer feel. Leave a little extra following distance on the coldest first pulls and the brakes come up to temperature quickly.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eThe C8 RS7 came with both iron and factory ceramic brakes. Will this kit fit my exact car?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt fits, but only after we confirm your trim and current setup. This kit is bespoke-engineered per car: the brackets, rotor-hat offsets, and caliper mounting for the Akebono 8N front and TTSPORT EP4 rear are matched to your confirmed C8 RS7 knuckle and hub geometry. We do not assume a platform-wide bolt-on. Send your VIN and we verify whether you are converting from OE iron or replacing OE ceramics before anything is built.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear these rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front and rear rotors are both 380mm, so the minimum wheel diameter is 19 inches. Wheels under 19 inches will not clear the discs. Spoke shape also matters over the Akebono 6-piston front caliper, so send your exact wheel model and offset and we confirm clearance before we finalize the hat offsets.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDo I lose my electronic parking brake with this rear caliper?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eNo. The TTSPORT EP4 rear caliper uses a dedicated 27mm actuator piston built specifically to keep the C8's factory electronic parking brake working. You retain OE EPB convenience, including auto-hold, while gaining the thermal capacity of a 4-piston forged big-brake caliper on the 380mm rear rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569851651,"sku":"100286","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a7-s7-rs7-c8-akebono-8n-380mm-ccb-kit.jpg?v=1784616876"},{"product_id":"audi-a7-s7-rs7-c8-akebono-9n-400mm-ccb-kit","title":"2019-2025 Audi RS7 (C8) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2019-2025 Audi RS7 (C8). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2025\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 6-Piston (9N) unit — genuine factory RS hardware with six pistons per side. It delivers OE-level clamping and repeatable pedal feel over the 400mm carbon-ceramic front rotor without the guesswork of an unproven aftermarket body.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper, which pairs four 28 mm hydraulic service pistons with a dedicated 27 mm EPB actuator piston so your factory electronic parking brake still works exactly as it did. Its two-piece forged-aluminum body (about 4.50 kg per caliper without pads) and heat-insulated pistons add real rear-axle thermal capacity behind the 380mm rear rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill these brakes work in the cold, or do carbon ceramics stay grabby-free until they warm up?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites a little less than cold iron — that's normal physics, not a fault. On this kit we've tuned both the pad compound and the disc's ceramic coating for cold starts, so first-thing-in-the-morning braking feel on your RS7 comes very close to summer feel. Leave a bit of extra following distance on the coldest first few stops and you'll be fine.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do I know this fits my exact RS7 and not just the C8 platform?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eWe build every kit bespoke to your confirmed trim. The brackets, rotor-hat offsets, and caliper mounting are machined for your specific RS7 (C8) — hub geometry and wheel ET clearance can differ across the RS family, so we don't assume a platform-wide bolt-on fit. Once you confirm your VIN and current brake package, the parts are matched to that car.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheel size do I need to clear the 400mm front rotor?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 400mm, so 20-inch wheels are the minimum up front — anything under 20 inches will not clear it. Spoke clearance matters too, especially around the Akebono 9N caliper, so send us your wheel spec when you confirm fitment and we'll check it against the caliper envelope.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear caliper keep my electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The TTSPORT EP4 has a dedicated EPB actuator piston separate from its four hydraulic braking pistons, so your factory electronic parking brake keeps working normally. You gain real rear-axle thermal capacity over the 380mm rotor without losing OE parking-brake convenience or throwing dash faults.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569884419,"sku":"100287","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a7-s7-rs7-c8-akebono-9n-400mm-ccb-kit.jpg?v=1784616882"},{"product_id":"audi-a7-s7-rs7-c8-akebono-10n-420mm-ccb-kit","title":"2019-2025 Audi RS7 (C8) Carbon Ceramic Big Brake Kit — Akebono 10N Audi RS 10-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2019-2025 Audi RS7 (C8). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2025\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper \/ 420mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 420 mm rotor sets the minimum wheel size at 21\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4M8615107A · R 4M8615108A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit order can be finished with \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e — the brake package matches your exact build, not a fixed off-the-shelf look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi RS 10-Piston (10N) caliper, the same monobloc unit Audi specs for its factory ceramic package on the C8. Ten pistons give even pad loading across the 420 mm rotor and a firm, repeatable pedal on long descents and repeated high-speed stops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB actuator: 4 hydraulic service pistons (28 mm) handle braking while a dedicated 27 mm actuator piston preserves the factory electronic parking brake. It's a two-piece forged-aluminum body, about 4.50 kg per caliper without pads, 30.4 cm² total piston area, so you keep OE parking-brake function while adding real rear-axle thermal capacity on the 380 mm rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eHow does this kit behave in winter and on cold first stops?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003ePhysics first: any cold carbon-ceramic disc bites a little less than cold iron until it's up to temperature, which is normal for the material and not a fault. We tune around it by pairing a carbon-ceramic-specific low-metallic pad (about 0.44 average friction) with an optimized ceramic disc coating, so cold-car feel on the C8 comes very close to summer feel. On the coldest first stops, leave a little extra following distance until the front 420 mm and rear 380 mm rotors warm through.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eThere were different C8 brake packages from the factory — will this fit my exact RS7?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThis is why we confirm setup before building. The C8 chassis shipped with multiple brake packages, and even S7 versus RS7 iron cars differ, so we don't assume fit from the platform name. Each kit is engineered for your confirmed RS7 trim: brackets, rotor-hat offsets, and caliper mounting are matched to your exact knuckle and hub geometry. Send us your VIN and current setup and we verify it before anything is machined.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 420 mm front rotor?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 420 mm front disc with the Akebono 10-piston caliper requires a minimum 21-inch wheel. Anything under 21 inches will not clear the caliper. Spoke shape and inner-barrel clearance matter too, so send us your wheel make, size, and offset and we'll confirm clearance for your specific fitment.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDo I lose the electronic parking brake with a rear big-brake caliper?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eNo. The TTSPORT EP4 rear caliper has a dedicated 27 mm EPB actuator piston built in, so your factory electronic parking brake keeps working exactly as it does now — the switch, auto-hold, and hill-hold all function. You gain rear thermal capacity on the 380 mm rotor without giving up OE parking-brake convenience.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569917187,"sku":"100288","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a7-s7-rs7-c8-akebono-10n-420mm-ccb-kit.jpg?v=1784616884"},{"product_id":"audi-a8-s8-d3-akebono-8n-380mm-ccb-kit","title":"2004-2010 Audi S8 (D3) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2004-2010 Audi S8 (D3). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2010\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi S 6-Piston (8N) unit, a genuine Audi S-line monobloc that six pistons clamp onto the 380mm carbon-ceramic front rotor for consistent pedal feel on repeat stops. Its OE provenance means known metallurgy and predictable behavior over the D3 S8's weight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear caliper is the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB actuator: 4 hydraulic service pistons (28 mm) handle braking while a dedicated 27 mm actuator piston preserves the factory electronic parking brake. The two-piece forged-aluminum body weighs about 4.50 kg without pads and adds real rear-axle thermal capacity behind the 380mm rear rotor while keeping your OE parking-brake function.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this fit my exact D3 S8, or is it a generic platform kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is engineered for your confirmed 2004-2010 S8 (D3) V10, not assumed from the chassis. We match the brackets, rotor-hat offsets, and caliper mounting to your specific hub geometry and wheel clearance. The S8's front knuckles and uprights differ from lesser A8\/S8 variants, so we build to your VIN-confirmed trim rather than making a bolt-on-for-all claim.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear these brakes?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 380mm front and rear rotors require a minimum 19-inch wheel; anything under 19 inches will not clear the rotor. Spoke shape and inner-barrel clearance also matter, so send us your wheel spec during fitment confirmation and we'll verify the Akebono 6-piston front caliper sits inside your specific wheel.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do carbon-ceramic brakes behave on a cold Midwest morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites a little less than cold iron on the first stops. That's physics, not a defect. StopFlex tunes both the low-metallic pad compound and the disc's ceramic coating for cold starts, so first-stop feel on a cold D3 S8 now comes very close to summer feel. Leaving a bit of extra following distance on the coldest first stops is still smart.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this keep my factory parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The TTSPORT EP4 rear caliper includes a dedicated EPB actuator piston, so if your car uses the factory electric parking-brake motor it stays functional. On the D3 S8's cable-style setup we retain your OE parking-brake operation while adding real rear thermal capacity behind the 380mm rear rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569949955,"sku":"100289","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a8-s8-d3-akebono-8n-380mm-ccb-kit.jpg?v=1784616890"},{"product_id":"audi-a8-s8-d3-akebono-9n-400mm-ccb-kit","title":"2004-2010 Audi S8 (D3) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2004-2010 Audi S8 (D3). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2010\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 6-Piston (9N) caliper, a factory-engineered monobloc used on Audi RS models. Its six pistons give the heavy D3 S8 even pad loading and a firm, repeatable pedal on the 400mm carbon-ceramic front rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper with integrated EPB on a 380mm rotor. It uses four 28mm hydraulic service pistons plus one 27mm dedicated actuator piston that keeps the D3's factory electronic parking brake working, so you gain real rear-axle thermal capacity without losing OE parking-brake function. The forged-aluminum body weighs about 4.50 kg per caliper without pads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eHow does this kit behave in winter and cold starts?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003ePhysics is honest here: any cold carbon-ceramic disc bites a little less than cold iron on the first stops, which is normal and not a defect. StopFlex tunes both the low-metallic resin-composite pad compound and the disc's ceramic coating for cold engagement, so on a cold D3 S8 the first-stop feel now comes very close to warm summer feel. On the coldest mornings, leave a little extra following distance for the first one or two stops and the system comes up to normal quickly.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this fit my exact S8 trim, or is it a generic D3 kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is bespoke-engineered for your confirmed S8 (D3). We match the brackets, rotor-hat offsets, and caliper mounting to your specific car's front knuckles and hub geometry. We do not make a platform-wide bolt-on claim, because trims sharing a chassis can differ in upright and wheel ET clearance. Confirm your VIN and trim and we build the fitment to that car.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 400mm front rotor?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 400mm front rotor with the Akebono 9N six-piston caliper requires a minimum 20-inch wheel; anything smaller will not clear it. Spoke design also matters, not just diameter, so send us your wheel make and model and we'll verify caliper and spoke clearance before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear kit keep my electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The D3 S8 uses a factory electronic parking brake, and the TTSPORT EP4 rear caliper includes a dedicated EPB actuator piston alongside its four hydraulic service pistons. That preserves your OE electronic parking-brake function on the 380mm rear rotor while adding rear-axle thermal capacity.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333569982723,"sku":"100290","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a8-s8-d3-akebono-9n-400mm-ccb-kit.jpg?v=1784616895"},{"product_id":"audi-a8-s8-d3-akebono-10n-420mm-ccb-kit","title":"2004-2010 Audi S8 (D3) Carbon Ceramic Big Brake Kit — Akebono 10N Audi RS 10-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2004-2010 Audi S8 (D3). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2010\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper \/ 420mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 420 mm rotor sets the minimum wheel size at 21\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4M8615107A · R 4M8615108A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi RS 10-piston (10N) caliper, the same monoblock design Audi specced for its RS-tier ceramic setups. Ten pistons spread clamping load evenly across the pad, which is what fixes the vague, long-travel pedal D3 S8 owners complain about.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-piston forged caliper with a dedicated EPB actuator piston, so your factory electronic parking brake still works exactly as it did. It adds four 28 mm hydraulic service pistons plus one 27 mm EPB piston, 30.4 cm-squared of piston area per caliper, in a two-piece forged-aluminum body around 4.50 kg without pads — real rear-axle thermal capacity behind a heavy V10 sedan.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit bolt onto my exact D3 S8, or is it a generic platform fit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt's built for your confirmed car, not the D3 platform in general. We match the brackets, rotor-hat offsets, and caliper mounting to your S8's front knuckle geometry and hub, then verify wheel ET clearance for the 420 mm front rotor. We do not assume fit from the chassis code — trims that share the D3 name can differ mechanically, so we confirm your VIN before anything ships.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eThe factory ceramic setup uses a 19Z caliper that's nearly impossible to source. How is this different?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThat's exactly the sourcing trap D3 S8 owners hit — the 19Z was a low-volume caliper and used parts are scarce and expensive. This kit skips it entirely and uses the Akebono OEM Audi RS 10-piston (10N) front caliper on a 420 mm carbon-ceramic rotor with new pads, hats, hardware, and lines, so you're not chasing a discontinued caliper to keep a ceramic setup alive.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to run this?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 420 mm front rotor requires a minimum 21-inch wheel. Anything under 21 inches will not clear the disc and caliper, and spoke shape matters too, not just diameter — a barely-21-inch wheel with tight spokes can still foul the caliper. Send us your wheel details and we'll check clearance before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does carbon ceramic behave on cold winter mornings?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eStraight physics: any cold carbon-ceramic disc bites a little less than cold iron on the first stops — that's normal, not a defect. We tune around it by optimizing both the pad compound and the disc's ceramic coating for cold starts, so cold-car feel comes very close to warm feel. On the coldest first stop of the day, leave a little extra following distance until the system takes heat, then it's consistent.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333570015491,"sku":"100291","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a8-s8-d3-akebono-10n-420mm-ccb-kit.jpg?v=1784616898"},{"product_id":"audi-a8-s8-d4-akebono-8n-380mm-ccb-kit","title":"2010-2018 Audi S8 (D4) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2010-2018 Audi S8 (D4). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2010-2018\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi S 6-Piston (8N) caliper, the same monoblock unit Audi fits to factory S-line big brake cars. Six pistons give even pad loading across the 380mm rotor and a firm, repeatable pedal without the flex you get from thin aftermarket bodies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB actuator: four 28mm hydraulic service pistons for braking plus one 27mm dedicated actuator piston that keeps your factory electronic parking brake working. It's a two-piece forged-aluminum body, about 4.50 kg per caliper without pads, so you add real rear-axle thermal capacity behind the 380mm rear disc without losing OE parking-brake convenience.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eMy factory carbon ceramic rotors are worn — is this cheaper than replacing OEM?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eFor most D4 S8 owners, yes. Audi's factory ceramic front rotors run into the thousands of dollars each, and once you add rear discs and pads the repair bill climbs fast. This StopFlex kit replaces the front and rear rotors, pads, hats, hardware, and lines with the Akebono 8N front and TTSPORT EP4 rear at 380mm, so you rebuild the whole system for less than reordering worn factory ceramics one axle at a time.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do the brakes feel in winter and cold starts?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc bites a little less than cold iron on the first stop — that's physics, not a fault. We've optimized both the pad compound and the disc's ceramic coating for cold starts, so first-thing-in-the-morning braking on a cold D4 now feels very close to warm summer feel. Leave a bit of extra following distance on your first stop or two on the coldest days and you're set.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this fit my exact S8, and does it clear my wheels?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is engineered for your confirmed D4 S8 trim — brackets, rotor-hat offsets, and caliper mounting are cut to match your specific knuckles and hub geometry. We don't assume one bracket fits every D4 chassis. The largest rotor here is 380mm, so you need a minimum 19-inch wheel, and spoke clearance is checked against your wheel before we ship.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDo I keep my electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The D4 S8 uses a factory electronic parking brake, and the TTSPORT EP4 rear caliper includes a dedicated 27mm EPB actuator piston alongside its four hydraulic pistons. Your parking-brake switch, auto-hold, and hill-hold behavior work exactly as they do from the factory.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333571522819,"sku":"100292","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a8-s8-d4-akebono-8n-380mm-ccb-kit.jpg?v=1784616903"},{"product_id":"audi-a8-s8-d4-akebono-9n-400mm-ccb-kit","title":"2010-2018 Audi S8 (D4) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2010-2018 Audi S8 (D4). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2010-2018\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit order can be finished with \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e — the brake package matches your exact build, not a fixed off-the-shelf look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 6-Piston (9N) unit — the same forged 6-piston caliper Audi engineered for RS-tier braking. Six pistons spread clamping load evenly across the pad, which keeps pedal feel firm and repeatable on the 400mm carbon-ceramic disc as heat builds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB actuator: four 28mm hydraulic service pistons handle braking, and a dedicated 27mm actuator piston preserves the factory electronic parking brake. You keep the D4's OE parking-brake function while adding real rear-axle thermal capacity, from a two-piece forged-aluminum body weighing about 4.50 kg per caliper without pads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this fit my exact S8 (D4) — including the S8 Plus?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe kit is built to your confirmed trim, not to the D4 platform in general. We match the brackets, rotor-hat offsets, and caliper mounting to your specific car, because front knuckle geometry, hub offset, and wheel ET clearance can differ between the standard S8 and the S8 Plus. We confirm your VIN and trim before anything is cut, so you get the correct hats and brackets rather than an assumed platform fit.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 400mm front rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 400mm front disc sets a hard 20-inch minimum wheel size — anything under 20 inches will not clear it. Spoke shape also matters, not just diameter, so a tight-spoke 20 can still foul the Akebono 6-piston caliper. Send us your wheel make, model, and offset and we'll verify clearance against the caliper envelope before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does this handle winter and cold-morning stops?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned carbon-ceramic disc bites less than cold iron on the first stops — that's normal physics, not a defect. We've optimized both the pad compound and the disc's ceramic coating for cold starts, so cold-car braking feel on your S8 now comes very close to summer feel. On the coldest first few stops, leave a little extra following distance and you're set.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the kit keep my electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The D4 uses an electronic parking brake, and the TTSPORT EP4 rear caliper has a dedicated EPB actuator piston built in, so your factory parking-brake button and auto-hold function keep working exactly as they do now. You get the OE convenience plus a 380mm rear rotor and four hydraulic pistons for added rear thermal capacity.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333571555587,"sku":"100293","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a8-s8-d4-akebono-9n-400mm-ccb-kit.jpg?v=1784616910"},{"product_id":"audi-a8-s8-d4-akebono-10n-420mm-ccb-kit","title":"2010-2018 Audi S8 (D4) Carbon Ceramic Big Brake Kit — Akebono 10N Audi RS 10-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2010-2018 Audi S8 (D4). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2010-2018\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper \/ 420mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 420 mm rotor sets the minimum wheel size at 21\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4M8615107A · R 4M8615108A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 10-Piston (10N) unit — the same 10-piston monoblock Audi fits to its RS ceramic setups. Ten pistons spread clamping load evenly across the pad, which keeps pedal feel consistent on a 420mm rotor even after repeated hard stops from autobahn speeds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper, a two-piece forged-aluminum unit built for platforms that still need an electronic parking brake. It uses four 28mm hydraulic service pistons plus one dedicated 27mm EPB actuator piston, so your S8 keeps factory push-button parking-brake function while gaining real rear-axle thermal capacity on the 380mm rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eMy D4 S8 may have factory ceramic or iron brakes — does that matter for this kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt matters for what you're removing, not for what you're installing. The D4 A8\/S8 shipped with both iron (roughly 380mm front) and factory CCB (roughly 400mm front) paths, so we confirm which setup your car currently runs before shipping. This kit replaces either one with a 420mm front carbon-ceramic rotor behind the Akebono 10N caliper, and the brackets and hat offsets are cut for your confirmed configuration.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this fit my exact S8, and what wheels do I need?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 420mm front rotor sets the floor at a 21-inch wheel; anything smaller will not clear the disc, and spoke geometry still has to clear the 10-piston caliper. We build brackets, rotor-hat offsets, and caliper mounting to your specific D4 S8 hub and upright geometry. We do not treat the D4 platform as one universal bolt-on, because trim and hub differences change offsets — send your VIN and wheel specs and we confirm clearance before anything is machined.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do these brakes behave in winter and cold weather?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc bites less than cold iron on the first stop or two — that's physics, not a fault. We tune both the pad compound and the disc's ceramic surface coating for cold starts, so on your S8 the winter cold-car feel comes very close to summer feel. On the coldest mornings, leave a little extra following distance for the first few stops and the system comes up to temperature quickly.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDo I lose the electronic parking brake with a rear caliper swap?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eNo. Your D4 S8 uses a factory electronic parking brake, and the TTSPORT EP4 rear caliper has a dedicated 27mm EPB actuator piston separate from its four hydraulic service pistons. The stock push-button parking brake works exactly as it did before while the 380mm rear rotor adds real thermal capacity.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333571752195,"sku":"100294","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a8-s8-d4-akebono-10n-420mm-ccb-kit.jpg?v=1784616987"},{"product_id":"audi-a8-s8-d5-akebono-8n-380mm-ccb-kit","title":"2018-2026+ Audi S8 (D5) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2018-2026+ Audi S8 (D5). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2026+\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi S 6-Piston (8N) caliper, a factory-provenance monobloc that clamps a 380mm carbon-ceramic rotor with even pad loading for consistent pedal feel on repeated high-speed stops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper with a dedicated 5th EPB actuator piston, so your S8 keeps its factory electronic parking brake while gaining real rear-axle thermal capacity. It runs 4 hydraulic pistons (28 mm) plus 1 EPB piston (27 mm) in a two-piece forged-aluminum body around a 380mm rotor; the EP4 is the more compact sibling to the EP4S, chosen mainly on rear-rotor sizing and wheel clearance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eHow does this kit brake on a cold winter morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold carbon-ceramic disc naturally bites a little less than cold iron on the first stops — that's physics, not a fault. We tune around it: the pad is a carbon-ceramic-specific low-metallic compound and the disc carries an optimized ceramic coating, both dialed in for cold starts, so first-stop winter feel in the S8 comes very close to summer. Leave a little extra following distance on the coldest first pulls and the rotors are up to full grip within a few stops.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this fit my exact S8 (D5), or is it a generic platform kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is engineered to your confirmed S8 (D5) trim. We match the brackets, rotor-hat offsets, and caliper mounting to your car's front knuckle geometry and hub — we don't assume fit from the D5 platform name, because a high-performance variant can carry different uprights, hub geometry, and wheel ET than others sharing the chassis. Send us your VIN and wheel spec and we build to that.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 380mm rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 380mm, so 19-inch wheels are the minimum — anything under 19 inches will not clear the caliper and rotor. Spoke shape and barrel clearance matter too, so we confirm your specific wheel against the Akebono 6-piston envelope before shipping.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear caliper keep my electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The TTSPORT EP4 has a dedicated EPB actuator piston built in, so your S8's factory electronic parking brake operates exactly as it did from Audi — no lever conversion, no warning lights — while you gain a proper 380mm rear carbon-ceramic setup.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333571784963,"sku":"100295","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a8-s8-d5-akebono-8n-380mm-ccb-kit.jpg?v=1784616945"},{"product_id":"audi-a8-s8-d5-akebono-9n-400mm-ccb-kit","title":"2018-2026+ Audi S8 (D5) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2018-2026+ Audi S8 (D5). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2026+\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi RS 6-Piston (9N) Caliper, the same monoblock unit Audi specifies on RS-line cars, clamping a 400mm carbon-ceramic rotor. Six pistons keep pedal effort and bite consistent as heat builds on long autobahn or canyon runs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper with an integrated fifth EPB actuator piston, mounted to a 380mm rotor. You keep the factory electronic parking brake exactly as it works from the factory while adding real rear-axle thermal capacity, with the forged-aluminum body coming in around 4.50 kg per caliper before pads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit clear my wheels?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 400mm, so you need a minimum 20-inch wheel; anything under 20 inches will not clear the caliper and rotor. Spoke design matters too, since some 20-inch wheels sit close to the Akebono 9N caliper. Send us your exact wheel spec during fitment confirmation and we'll check clearance before anything ships.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this fit my specific S8 D5, or is it a generic A8\/S8 kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is engineered for your confirmed S8 D5 trim. The S8 uses different front knuckle and hub geometry than the standard A8 it shares a chassis with, so brackets, rotor-hat offsets, and caliper mounting are cut to match your car specifically. We do not make a platform-wide bolt-on claim; we build to your confirmed VIN and trim.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does the parking brake work with the rear caliper?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe TTSPORT EP4 rear caliper has four hydraulic service pistons plus one dedicated EPB actuator piston, so the factory electronic parking brake keeps functioning exactly as it did from Audi. You get OE parking-brake convenience and hold, with more rear thermal capacity behind the 380mm rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do these behave in winter and cold starts?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003ePhysics still applies: an untuned cold carbon-ceramic disc bites less than cold iron on the first stops, which is normal, not a fault. We tune both the pad compound and the disc ceramic coating for cold starts, so cold-car braking feel comes very close to summer feel. On the coldest first stops of the day, leave a little extra following distance until everything comes up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333571817731,"sku":"100296","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a8-s8-d5-akebono-9n-400mm-ccb-kit.jpg?v=1784616946"},{"product_id":"audi-a8-s8-d5-akebono-10n-420mm-ccb-kit","title":"2018-2026+ Audi S8 (D5) Carbon Ceramic Big Brake Kit — Akebono 10N Audi RS 10-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2018-2026+ Audi S8 (D5). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2026+\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper \/ 420mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 420 mm rotor sets the minimum wheel size at 21\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4M8615107A · R 4M8615108A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi RS 10-Piston (10N) Caliper, the same monobloc design Audi fits to its RS models, clamping a 420mm carbon-ceramic rotor. Ten pistons spread clamping load across a long pad for consistent bite and a firm, repeatable pedal on a 2,200kg S8.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper with integrated EPB on a 380mm rotor. It carries 4 hydraulic pistons (28mm x 4) plus a dedicated 27mm EPB actuator piston, so your factory electronic parking brake keeps working while the rear axle gains real thermal capacity in a two-piece forged-aluminum body of roughly 4.50kg per caliper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do these carbon-ceramic brakes behave in cold winter weather?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003ePhysics first: any carbon-ceramic disc that is stone cold bites a little less than cold iron on the first stop or two — that is normal, not a fault. On this kit StopFlex has tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car feel comes very close to summer feel. On the coldest first stops of the day, leave a little extra following distance until the front 420mm rotors have warmed once, then feel is consistent.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this kit actually fit my exact S8, or is it a generic D5 fit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt is built per confirmed trim, not assumed from the D5 platform. We match the brackets, rotor-hat offsets, and caliper mounting to your specific S8's front knuckles and hub geometry, because trims that share the D5 name can differ in upright and wheel-clearance geometry. We do not make a platform-wide bolt-on claim; we confirm your build before anything ships.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 420mm front rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front carbon-ceramic rotor is 420mm, so 21-inch wheels are the minimum. Anything under 21 inches will not clear the caliper. Spoke design also matters, not just diameter — send us your wheel details and we will verify caliper and spoke clearance before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this keep my electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The rear TTSPORT EP4 caliper has a dedicated EPB actuator piston built in, so your S8's factory electronic parking brake, auto-hold, and hill-hold all function exactly as they did from the factory. You gain rear-axle thermal capacity on a 380mm rotor without giving up any OE convenience.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333571850499,"sku":"100297","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-a8-s8-d5-akebono-10n-420mm-ccb-kit.jpg?v=1784616953"},{"product_id":"audi-e-tron-gt-rs-e-tron-gt-akebono-9n-400mm-ccb-kit","title":"2022-2026+ Audi e-tron GT \/ RS e-tron GT Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2022-2026+ Audi e-tron GT \/ RS e-tron GT. This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2022-2026+\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 6-Piston (9N) unit, the same monobloc caliper Audi fits to its RS ceramic setups, clamping a 400 mm carbon-ceramic front rotor. Six pistons spread the pad load evenly, which keeps pedal pressure consistent through repeated hard, late stops on a heavy EV.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper on a 380 mm carbon-ceramic rotor. It uses four hydraulic service pistons plus one dedicated EPB actuator piston, so your factory electronic parking brake keeps working exactly as it did while you gain real rear-axle thermal capacity. The forged two-piece aluminum body is about 4.50 kg per caliper without pads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat still soaks into pads, fluid, seals, calipers, wheels, and nearby components. For long track sessions, mountain descents, or sustained aggressive driving, brake cooling and high-temperature fluid are still recommended.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eMy car has red calipers and steel discs — is that already carbon ceramic?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eNo. The e-tron GT and RS e-tron GT left the factory with tungsten-carbide-coated steel rotors, not true carbon-ceramic discs, even though the red calipers and window-sticker wording confuse a lot of buyers. This kit replaces those with genuine carbon-ceramic rotors: 400 mm front behind the Akebono 9N six-piston caliper and 380 mm rear on the TTSPORT EP4.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does this behave in winter and cold starts?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold carbon-ceramic disc naturally bites a little less than cold iron on the first stops — that's physics, not a fault. We tune both the pad compound and the disc ceramic coating for cold starts, so cold-car feel on this e-tron GT comes very close to summer feel. On the coldest first stops, still leave a little extra following distance until the discs and pads are up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this fit my exact trim, e-tron GT or RS e-tron GT?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is engineered for your confirmed trim. We don't assume one bracket fits the whole platform, because the RS e-tron GT and standard e-tron GT can differ in knuckle geometry, hub offset, and wheel clearance. Once you confirm your VIN and trim, we cut the brackets, rotor-hat offsets, and caliper mounting specifically for that car.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear these brakes?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 400 mm front rotor requires a minimum 20-inch wheel; nothing under 20 inches will clear it, and spoke shape matters too. Send us your exact wheel model or offset with your fitment request and we'll confirm clearance before anything ships.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333571883267,"sku":"100298","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-e-tron-gt-rs-e-tron-gt-akebono-9n-400mm-ccb-kit.jpg?v=1784616697"},{"product_id":"audi-e-tron-gt-rs-e-tron-gt-akebono-10n-420mm-ccb-kit","title":"2022-2026+ Audi e-tron GT \/ RS e-tron GT Carbon Ceramic Big Brake Kit — Akebono 10N Audi RS 10-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2022-2026+ Audi e-tron GT \/ RS e-tron GT. This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2022-2026+\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper \/ 420mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 420 mm rotor sets the minimum wheel size at 21\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 10-Piston (10N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4M8615107A · R 4M8615108A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front uses the Akebono OEM Audi RS 10-piston (10N) caliper, the same monobloc unit Audi fits to its ceramic-package RS cars. Ten pistons spread clamping load evenly across the 420mm carbon-ceramic rotor, so pedal pressure stays consistent from cold to hard use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-piston forged caliper with a dedicated EPB actuator piston, so the car keeps its factory electronic parking brake while gaining real rear-axle thermal capacity. It runs four 28mm hydraulic service pistons plus one 27mm EPB piston, a two-piece forged-aluminum body around 4.50 kg per caliper, and pairs with a 380mm carbon-ceramic rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do these ceramics behave on a cold winter morning?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned carbon-ceramic disc bites less than cold iron on the first stops of the day; that's normal physics, not a fault. We tuned both the pad compound and the disc's ceramic coating for cold starts, so on this e-tron GT the winter cold-car feel comes very close to summer feel. Still leave a little extra following distance on your first couple of stops when it's below freezing.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this kit fit my exact trim, e-tron GT or RS e-tron GT?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is engineered for your confirmed trim, not the shared platform. The RS e-tron GT and the standard e-tron GT can differ in front upright geometry, hub offset, and wheel clearance, so we cut the brackets and set the rotor-hat offsets to your specific car. We do not sell this as a universal platform bolt-on.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 420mm front rotor?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 420mm front carbon-ceramic rotor and Akebono 10-piston caliper require a minimum 21-inch wheel. Wheels under 21 inches will not clear it, and spoke shape matters too, so send us your wheel model when we confirm fitment.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes this keep my electronic parking brake working?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The rear TTSPORT EP4 caliper carries a dedicated EPB actuator piston separate from its four hydraulic service pistons, so your factory electronic parking brake operates exactly as it does now while the 380mm ceramic rotor handles rear-axle heat.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333571916035,"sku":"100299","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-e-tron-gt-rs-e-tron-gt-akebono-10n-420mm-ccb-kit.jpg?v=1784616720"},{"product_id":"audi-q2-sq2-ga-akebono-8n-380mm-ccb-kit","title":"2017-2026+ Audi Q2 \/ SQ2 (GA) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2017-2026+ Audi Q2 \/ SQ2 (GA). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2026+\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit order can be finished with \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e — the brake package matches your exact build, not a fixed off-the-shelf look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc needs more pedal than iron on the first winter stops — normal material physics. StopFlex engineered the pad formula and disc coating specifically for cold starts, closing that gap: cold-car winter feel is now very close to summer feel. Keep a little extra distance on the coldest mornings; for harsh winters, choose Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi S 6-Piston (8N) unit, a six-piston monobloc used on Audi S-line factory brake systems. Six pistons spread clamping load evenly across the pad, which keeps pedal feel firm and predictable when you're hauling the Q2 or SQ2 down from speed on a 380mm carbon-ceramic rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with an integrated electronic parking brake. It uses four 28mm hydraulic service pistons plus one 27mm dedicated EPB actuator piston, so your factory electric parking brake keeps working exactly as it did while the rear axle gains real thermal capacity on a 380mm rotor. The forged two-piece aluminum body weighs about 4.50 kg per caliper without pads and carries a high-temperature gloss coating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, tell us the exact vehicle, current rotor sizes, and caliper type. Nothing goes to production until the build is confirmed against your VIN-level configuration.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit fit my exact Q2 or SQ2 trim?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is built to your confirmed trim, not the GA platform in general. The SQ2 uses different front knuckles, hub geometry, and wheel clearance than a standard Q2, so we cut trim-specific brackets and set the rotor-hat offsets to match your car. We do not sell this as a platform-wide bolt-on. Once you confirm your model, year, and trim, we engineer the mounting to that spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear the 380mm rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 380mm front rotor sets a hard minimum of 19-inch wheels. Anything under 19 inches will not clear the caliper and rotor. Spoke design matters too, not just diameter, so a deep-concave or thin-spoke 19 can still catch the caliper. Send us your wheel model when you confirm fitment and we'll check clearance before anything ships.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do carbon ceramic brakes behave in cold winter driving?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eHonestly: an untuned cold carbon-ceramic disc bites less than cold iron on the first stop. That's physics, not a fault. We've tuned both the pad compound and the disc's ceramic coating specifically for cold starts, so cold-car braking feel now comes very close to summer feel. On the coldest first stops of the day, still leave a little extra following distance until the system warms up—then it settles into consistent, fade-free response.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear electronic parking brake still work with this kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The TTSPORT EP4 rear caliper has a dedicated EPB actuator piston separate from its four hydraulic pistons, so your Q2 or SQ2 keeps full factory electric parking brake function. You get the OE convenience—auto-hold, hill assist—plus genuine rear-axle thermal capacity on the 380mm rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333571948803,"sku":"100300","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-q2-sq2-ga-akebono-8n-380mm-ccb-kit.jpg?v=1784616705"},{"product_id":"audi-q2-sq2-ga-akebono-9n-400mm-ccb-kit","title":"2017-2026+ Audi Q2 \/ SQ2 (GA) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2017-2026+ Audi Q2 \/ SQ2 (GA). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2026+\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eThis kit is built per car, not per platform. We engineer the brackets, rotor-hat offsets, and caliper mounting to your confirmed model and trim, because trims sharing a chassis name frequently differ underneath — performance variants can run different knuckles, hub geometry, and wheel ET clearance than their standard siblings. You receive calipers, pads, rotor hats, floating hardware, and brake lines as one matched, trim-specific system. Cars with modified knuckles, uprights, or non-factory suspension mounting points need review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eAny kit order can be personalized: \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e, so the hardware behind your wheels matches the rest of the build.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 6-Piston (9N) unit, the same monobloc caliper Audi fits to its RS models. Six pistons over the 400mm carbon-ceramic rotor give even pad loading and a firm, repeatable pedal on the SQ2 during hard back-to-back stops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear runs the TTSPORT EP4 4-Piston Forged Caliper with an integrated EPB actuator: four 28mm hydraulic service pistons for braking plus one 27mm dedicated parking-brake piston, so the Q2's factory electronic parking brake still works normally. The two-piece forged-aluminum body weighs about 4.50 kg per caliper without pads and adds real rear-axle thermal capacity over the 380mm disc. The EP4 and larger EP4S share the same engineering; the choice comes down to your rear-rotor size and wheel clearance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eShare your year, model, trim, wheel size, current rotor dimensions, and caliper type — every order is verified against your VIN-level configuration before it goes to production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill 400mm front rotors clear my wheels?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eNo. The 400mm front carbon-ceramic rotor with the Akebono 9N 6-piston caliper needs a minimum 20-inch wheel to clear. Spoke shape matters too, not just diameter, so send us your exact wheel and offset before ordering. The 380mm rear on the TTSPORT EP4 requires at least an 18-inch wheel, so plan around the larger front requirement.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this a bolt-on kit for any Q2, or is it built for my exact car?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eEvery kit is engineered for your confirmed trim. The Q2 and SQ2 can differ in knuckle, hub geometry, and wheel clearance, so we cut the brackets and set the rotor-hat offsets to match your specific car. We do not sell a single platform-wide bracket and assume it fits every GA chassis.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do these behave on cold winter mornings?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned cold carbon-ceramic disc bites less than cold iron on the first stops. That is physics, not a fault. We tune both the pad compound and the disc's ceramic coating for cold starts, so first-stop feel on a cold SQ2 now comes very close to summer feel. On the coldest mornings, leave a little extra following distance for the first one or two stops.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the rear caliper keep my electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. The TTSPORT EP4 has a dedicated 27mm EPB actuator piston separate from the four hydraulic pistons, so your Q2's factory electronic parking brake button works exactly as it did stock. No cable conversion or workaround is needed.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333571981571,"sku":"100301","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-q2-sq2-ga-akebono-9n-400mm-ccb-kit.jpg?v=1784616710"},{"product_id":"audi-q3-rs-q3-8u-akebono-8n-380mm-ccb-kit","title":"2011-2018 Audi Q3 \/ RS Q3 (8U) Carbon Ceramic Big Brake Kit — Akebono 8N Audi S 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2011-2018 Audi Q3 \/ RS Q3 (8U). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2018\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper \/ 380mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eFitment here is bespoke: brackets, hat offsets, and caliper mounting are engineered for your exact model and trim rather than copied across the platform. Two trims with the same chassis code can still differ in knuckles, hub geometry, and wheel ET clearance — which is why we confirm your trim first, then build the matched system of calipers, pads, rotor hats, floating hardware, and lines for it. Modified knuckles, uprights, or non-factory suspension points require review before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 380 mm rotor sets the minimum wheel size at 19\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi S 6-Piston (8N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 8W0-615-107AK · R 8W0-615-108AK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit order can be finished with \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e — the brake package matches your exact build, not a fixed off-the-shelf look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eWinter question, straight answer: untuned ceramic discs bite less when cold. StopFlex optimized the pad compound and the rotor's ceramic coating for cold operation, so cold-start braking in winter feels very close to warm-weather braking. Extra following distance on freezing first stops is still smart; severe-winter daily cars should run Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front runs the Akebono OEM Audi S 6-Piston (8N) Caliper, a factory-Audi 6-piston unit clamping a 380mm carbon-ceramic rotor. It gives you genuine OE provenance and consistent pedal feel under repeated hard stops, not an aftermarket cast body.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear uses the TTSPORT EP4 4-Piston Forged Caliper on a 380mm rotor, with 4 hydraulic service pistons plus a dedicated EPB actuator piston so your factory electronic parking brake keeps working. It adds real rear-axle thermal capacity in a two-piece forged-aluminum body of about 4.50 kg without pads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eHigh rotor temperature tolerance does not mean heat management disappears. Under repeated hard braking, heat migrates into the pads, brake fluid, seals, calipers, and wheels even when the ceramic disc itself is comfortable. Plan brake cooling and high-temperature fluid for extended track sessions, long mountain descents, or sustained aggressive driving.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill these brakes work in cold winter weather?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eAn untuned carbon-ceramic disc bites less than cold iron on the first stops of a freezing morning — that's normal physics, not a defect. StopFlex tunes both the low-metallic pad compound and the disc's ceramic coating for cold starts, so on this Q3\/RS Q3 setup winter cold-car feel comes very close to summer feel. Leave a little extra following distance on the very first stops of a cold day and you'll be fine.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDo I need to keep my factory electronic parking brake?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes, and you keep it. The 8U Q3 and RS Q3 use a factory electronic parking brake, and the rear TTSPORT EP4 caliper includes a dedicated EPB actuator piston that preserves that OE function. You get the 380mm carbon-ceramic rear upgrade without losing auto-hold or hill-hold.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill this kit actually fit my exact trim?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThis is not a platform-wide bolt-on. RS Q3 and standard Q3 trims in the 8U family can differ in knuckle, hub geometry, and wheel clearance, so we build the brackets, rotor-hat offsets, and caliper mounting to your confirmed trim. Send us your exact model, year, and VIN and we engineer the kit to that car.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheels do I need to clear these rotors?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front and rear both run 380mm carbon-ceramic rotors, so 19-inch wheels are the minimum — anything under 19 inches will not clear the disc and caliper. Spoke shape and inner-barrel clearance matter too, so send us your wheel details and we'll confirm before you buy.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333572014339,"sku":"100302","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-q3-rs-q3-8u-akebono-8n-380mm-ccb-kit.jpg?v=1784616708"},{"product_id":"audi-q3-rs-q3-8u-akebono-9n-400mm-ccb-kit","title":"2011-2018 Audi Q3 \/ RS Q3 (8U) Carbon Ceramic Big Brake Kit — Akebono 9N Audi RS 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box\" id=\"sfx-cases\" hidden\u003e\u003ch2\u003eReal Customer Builds \u0026amp; Reviews\u003c\/h2\u003e\n\u003cdiv class=\"cases\" id=\"sfx-cases-row\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"cta-row\"\u003e\u003ca class=\"btn ghost\" href=\"https:\/\/stopflex-ccb.com\/blogs\/carbon-ceramic-brakes-reviews\"\u003eView All\u003c\/a\u003e\u003c\/div\u003e\n\u003cscript\u003e(function(){var brand=\"Audi\",blogPath=\"\/blogs\/carbon-ceramic-brakes-reviews\";function escT(t){var d=document.createElement('div');d.textContent=t||'';return d.innerHTML;}function render(list){if(!list.length)return;var row=document.getElementById('sfx-cases-row');var out='';list.slice(0,8).forEach(function(a){if(!a.image)return;out+='\u003cdiv class=\"card\"\u003e\u003ca href=\"'+a.url+'\"\u003e\u003cimg src=\"'+a.image+'\" alt=\"'+escT(a.title)+'\" loading=\"lazy\"\u003e\u003c\/a\u003e'+'\u003ch4\u003e\u003ca href=\"'+a.url+'\"\u003e'+escT(a.title)+'\u003c\/a\u003e\u003c\/h4\u003e\u003c\/div\u003e';});if(!out)return;row.innerHTML=out;document.getElementById('sfx-cases').hidden=false;}function search(q,cb){fetch('\/search\/suggest.json?q='+encodeURIComponent(q)+'\u0026resources[type]=article\u0026resources[limit]=10').then(function(r){return r.json();}).then(function(d){var arts=((d.resources||{}).results||{}).articles||[];cb(arts.filter(function(a){return a.url.indexOf(blogPath)!==-1;}));}).catch(function(){cb([]);});}search(brand,function(same){if(same.length){render(same);}else{search('carbon ceramic',function(other){render(other);});}});})();\u003c\/script\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eWill This Fit My Car?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/strong\u003e for the 2011-2018 Audi Q3 \/ RS Q3 (8U). This page's exact brake setup:\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eModel Years\u003c\/th\u003e\n\u003cth\u003eFront Setup\u003c\/th\u003e\n\u003cth\u003eRear Setup\u003c\/th\u003e\n\u003cth\u003eMin. Wheel Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2018\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper \/ 400mm\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB \/ 380mm\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eEvery StopFlex kit is bespoke-engineered for your exact model and trim — brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, never assumed from the platform. Trims that share a chassis name can differ mechanically: a pure performance variant often carries different knuckles, hub geometry, and wheel ET clearance than the standard models, so parts that bolt onto one are not the parts that fit the other. Calipers, pads, rotor hats, floating hardware, and brake lines ship as one matched system built to your confirmed trim. Modified knuckles, uprights, or non-factory suspension mounting points must be reviewed before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThe 400 mm rotor sets the minimum wheel size at 20\" — smaller wheels will not clear the caliper and rotor. Spoke profile and offset also affect clearance; confirm your exact wheels before ordering.\u003c\/p\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eWheel Size (Standard)\u003c\/th\u003e\n\u003cth\u003eDisc Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\"\u003c\/td\u003e\n\u003ctd\u003e260 mm – 285 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e285 mm – 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\"\u003c\/td\u003e\n\u003ctd\u003e300 mm – 330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003ctd\u003e330 mm – 355 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\"\u003c\/td\u003e\n\u003ctd\u003e355 mm – 380 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e380 mm – 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\"\u003c\/td\u003e\n\u003ctd\u003e400 mm – 420 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003ctd\u003e420 mm – 440 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFull Upgrade CCB Big Brake Kits (With Calipers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eAkebono OEM Audi RS 6-Piston (9N) Caliper\u003cbr\u003e\u003cstrong\u003eOE \/ Part No.:\u003c\/strong\u003e L 4N0-615-107BD · R 4NO-615-108BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront CCB rotors\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear calipers\u003c\/td\u003e\n\u003ctd\u003eTTSPORT EP4 4-Piston Forged Caliper integrated with EPB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched ceramic-compatible compound for the supplied StopFlex carbon ceramic rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor hats and floating hardware\u003c\/td\u003e\n\u003ctd\u003eVehicle-specific hardware package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake lines\u003c\/td\u003e\n\u003ctd\u003eIncluded for complete kit-upgrade orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder scope\u003c\/td\u003e\n\u003ctd\u003eDefault listing is full-car set when front and rear are specified. Front-only or rear-only orders can be arranged after confirmation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eSpecify \u003cstrong\u003ecustom caliper colors\u003c\/strong\u003e, a \u003cstrong\u003ecustom caliper logo\u003c\/strong\u003e, and \u003cstrong\u003ecustom rotor hat colors\u003c\/strong\u003e on any kit order — the finished package matches your build instead of a standard catalog look.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper color\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom caliper logo\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCustom rotor hat color\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eWhy Carbon Ceramic — and Why StopFlex\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Construction\u003c\/h3\u003e\n\u003cp\u003eStopFlex discs are built with long continuous carbon fiber instead of chopped short fiber. Continuous strands carry load across the whole rotor body, raising strength and thermal durability under heat cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eBespoke Per-Vehicle Engineering\u003c\/h3\u003e\n\u003cp\u003eEvery order is machined to the confirmed vehicle and trim. Brackets, hat offsets, and pad shapes are built for that exact car — never pulled from a one-size-fits-all catalog.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eCCB-Specific Pad Compound\u003c\/h3\u003e\n\u003cp\u003eA low-metallic resin pad compound reinforced with steel, copper, and aramid fiber, made for ceramic discs: stable to about 750 °C, roughly 0.44 average friction, strong fade resistance, low rotor wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eA carbon-ceramic rotor weighs roughly half of the equivalent iron disc. Less rotating, unsprung mass lets the suspension follow broken pavement more cleanly and makes steering response noticeably sharper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eHigh-Temperature Stability\u003c\/h3\u003e\n\u003cp\u003eThe carbon-silicon-carbide friction matrix keeps working at temperatures that push iron rotors into heavy fade, so the tenth hard stop feels like the first — same pedal travel, same bite point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCeramic discs cannot flash-rust. After rain, a wash, or weeks of parking, the rotor face behind your open-spoke wheels stays clean — no orange ring on a freshly detailed car.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Life\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and correct bedding, one StopFlex CCB rotor set is engineered to outlast several sets of iron replacement rotors, recovering part of the up-front cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eMatched with StopFlex pads, the system sheds a fraction of the dust an iron rotor and pad combination throws. Wheels stay clean for weeks of driving instead of days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Finish\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating gives the disc a bright ceramic-glaze surface with subtle texture — the factory carbon-ceramic look, clearly visible through open wheel designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWinter \u0026amp; Cold-Weather Braking\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCold facts first: an untuned ceramic disc bites less than iron on a freezing morning — physics, not a defect. StopFlex tuned both the pad compound and the disc's ceramic coating for cold starts, so winter cold-car braking now feels very close to summer. Leave extra margin on the very coldest first stops; severe-climate daily drivers should build Street Spec.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eCaliper Overview\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper\u003c\/h3\u003e\n\u003cp\u003eThe front caliper is the Akebono OEM Audi RS 6-Piston (9N) unit, the same monobloc caliper Audi specified for its RS models. Six pistons spread clamp load evenly across the pad for consistent bite and a firm pedal on the 400mm carbon-ceramic front rotor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper\u003c\/h3\u003e\n\u003cp\u003eThe rear is the TTSPORT EP4 4-Piston Forged Caliper with a dedicated EPB actuator piston. It uses four 28 mm hydraulic service pistons plus one 27 mm electric parking-brake piston, so your Q3's factory electronic parking brake still works normally while the rear axle gains real thermal capacity on a two-piece forged-aluminum body weighing about 4.50 kg per caliper.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eChoose Your Rotor: Street, Track-Day, or Motorsport\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Street_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Street Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eStreet Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, cross-drilled face, and large cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for daily driving and premium street builds that need clean cold bite, low dust, corrosion-free appearance, and long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Trackday_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Track-Day Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eTrack-Day Spec\u003c\/h3\u003e\n\u003cp\u003eCeramic coating, blank face, and honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for fast-road and track-day use where repeated braking stability matters more than maximum visual drilling style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/StopFlex_Racing_CCB_Rotor.jpg?v=1773907551\" alt=\"StopFlex Motorsport Spec carbon ceramic brake rotor\"\u003e\u003ch3\u003eMotorsport Spec\u003c\/h3\u003e\n\u003cp\u003eUncoated blank face with honeycomb cooling channels.\u003c\/p\u003e\n\u003cp\u003eBest for race-focused builds that run competition pads, high-temperature fluid, cooling strategy, and a proper warm-up window. Not the default street choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eHeat Management Note\u003c\/h3\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003eCeramic discs shrug off surface temperatures that would destroy iron, but the rest of the system still heats up: pads, fluid, seals, calipers, and wheels all absorb soak heat during repeated hard stops. For track days, long descents, and sustained hard driving, run brake cooling and high-temperature fluid.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\"\u003e\u003ch2\u003eGet Your Fitment Confirmed\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering. Every StopFlex order is confirmed against your VIN-level configuration before production.\u003c\/p\u003e\n\u003cdiv class=\"cta-row\"\u003e\n\u003ca class=\"btn\" href=\"\/pages\/carbon-ceramic-brakes\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCarbon Ceramic Brakes: Buying \u0026amp; Fitment Guide\u003c\/a\u003e\u003ca class=\"btn ghost\" href=\"#contact_form_page\"\u003eConfirm Fitment\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this kit clear my wheels?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe front rotor is 400mm, so you need a minimum 20-inch wheel to clear it, and spoke design matters as much as diameter. If you run 18s or 19s on your RS Q3, that front rotor will not fit; tell us your exact wheel and we can advise on rear sizing and whether a smaller front setup is workable for your car.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does carbon ceramic behave in winter on a cold car?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eA cold, untuned carbon-ceramic disc bites less than cold iron on the first stops. That's physics, not a defect. We tune both the low-metallic pad compound and the disc's ceramic coating for cold starts, so winter cold-car feel comes very close to summer feel. On the coldest first stops of the day, leave a little extra following distance until the system is up to temperature.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this kit really made for my exact trim, or is it a platform bolt-on?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eIt's bespoke per confirmed trim. We match brackets, rotor-hat offsets, and caliper mounting to your specific 8U Q3 or RS Q3. The RS Q3 uses different front hub and upright geometry than the standard Q3, so we don't assume anything from the shared chassis name. Once you confirm your exact car, we engineer the kit to it.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the electronic parking brake still work after the rear upgrade?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eYes. Your 8U keeps its factory electronic parking brake because the TTSPORT EP4 rear caliper has a dedicated EPB actuator piston separate from its four hydraulic braking pistons. You retain OE parking-brake convenience while gaining rear-axle thermal capacity on the 380mm rear rotor.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333572047107,"sku":"100303","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_audi-q3-rs-q3-8u-akebono-9n-400mm-ccb-kit.jpg?v=1784616714"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/collections\/StopFlex_Carbon_Cermaic_Brake_Kits_MegaMenu_80a6b0bb-16f4-4c40-a9f9-86e92fc22e90.png?v=1780885999","url":"https:\/\/stopflex-ccb.com\/collections\/carbon-ceramic-big-brake-kits.oembed?page=3","provider":"StopFlex","version":"1.0","type":"link"}