{"product_id":"ford-mustang-ecoboost-gt-bullitt-mach-1-shelby-gt350-gt350r-gt500-s550-brembo-gt350-380mm-ccb-kit","title":"2015-2023 Ford Mustang EcoBoost (S550) CCB Big Brake Kit | Brembo GT350 6-Piston","description":"\u003cdiv class=\"sfx\"\u003e\n\u003csection class=\"box red\"\u003e\u003ch2\u003e2015-2023 Ford Mustang EcoBoost \/ GT \/ Bullitt \/ Mach 1 \/ Shelby GT350 \/ GT350R \/ GT500 (S550) CCB Big Brake Kit — Genuine Brembo OEM Ford Shelby GT350 Mustang 6-Piston Caliper Front + Genuine Brembo GT4 Rear Setup\u003c\/h2\u003e\n\u003cp\u003eS550 Mustang owners usually shop carbon-ceramic brakes after repeated track heat, iron-rotor dust on open wheels, or the cost of replacing high-performance brake consumables on GT, Mach 1, Shelby GT350, and GT500 builds. This StopFlex kit pairs a Genuine Brembo OEM Ford Shelby GT350 Mustang 6-Piston Caliper with a 380 mm front carbon-ceramic rotor and matched 355 mm rear carbon-ceramic hardware for higher heat capacity, lower rotating mass, and reduced brake dust. Each kit is built to the confirmed EcoBoost, GT, Bullitt, Mach 1, GT350, GT350R, or GT500 configuration instead of assuming one bracket and hat offset fits every S550.\u003c\/p\u003e\n\u003cul class=\"check\"\u003e\n\u003cli\u003e\u003cspan\u003e380 mm front carbon-ceramic rotors require 19 inch or larger wheels; final spoke clearance is checked against the customer's wheel design before the kit is built.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFront braking is based around the Genuine Brembo OEM Ford Shelby GT350 Mustang 6-Piston Caliper, not a generic aftermarket caliper renamed for the S550.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRear braking uses a 355 mm carbon-ceramic rotor with the selected Brembo V4, GT4, or GTS4 4-piston rear caliper option to keep rear torque and stability matched to the front upgrade.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"box red\"\u003e\u003ch2\u003eFitment Hard Lines\u003c\/h2\u003e\n\u003cdiv class=\"scroll\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth class=\"accent\"\u003eField\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle\u003c\/td\u003e\n\u003ctd\u003eFord Mustang EcoBoost \/ GT \/ Bullitt \/ Mach 1 \/ Shelby GT350 \/ GT350R \/ GT500 (S550)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel years\u003c\/td\u003e\n\u003ctd\u003e2015-2023\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront setup\u003c\/td\u003e\n\u003ctd\u003eGenuine Brembo OEM Ford Shelby GT350 Mustang 6-Piston Caliper \/ 380mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear setup\u003c\/td\u003e\n\u003ctd\u003eBrembo V4 \/ GT4 \/ GTS4 4-Piston Caliper Options \/ 355mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePage type\u003c\/td\u003e\n\u003ctd\u003eComplete CCB kit upgrade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum wheel size\u003c\/td\u003e\n\u003ctd\u003e19\" (for the 380 mm front rotor)\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 — the brackets, rotor-hat offsets, and caliper mounting are matched to your specific car, not assumed from the platform. This matters because trims that share a chassis name can differ mechanically: a pure M or performance variant often carries different front knuckles\/uprights, hub geometry, and wheel axial (ET) clearance than the standard models in the same family, so a bracket and hat offset that bolt onto one are not the same parts that fit the other. StopFlex supplies the calipers, pads, rotor hats, floating hardware, and brake lines as a matched system built to your confirmed trim. Cars with modified knuckles, modified uprights, or non-factory suspension mounting points must be reviewed before ordering and are not treated as direct-fit.\u003c\/p\u003e\u003c\/div\u003e\n\u003cp\u003eThis setup uses a 380 mm front rotor, so the minimum wheel size is 19\". Wheels under 19\" will not clear the caliper and rotor, and spoke profile and offset affect clearance too — 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\u003eCaliper Overview — Front \u0026amp; Rear Balance\u003c\/h2\u003e\n\u003cdiv class=\"grid g2\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eFront Caliper (Primary Upgrade)\u003c\/h3\u003e\n\u003cp\u003eThe front axle uses the Genuine Brembo OEM Ford Shelby GT350 Mustang 6-Piston Caliper, a proven OEM-derived Brembo fixed caliper selected for its piston count, stiffness, and compatibility with a 380 mm front rotor package. The 6-piston layout spreads clamping load across the pad for stable pedal response and controlled pressure distribution during repeated high-speed stops. StopFlex engineers the caliper mounting, bracket geometry, and rotor-hat offset to the buyer's exact S550 trim rather than assuming EcoBoost, GT, Mach 1, GT350, and GT500 knuckles share the same clearance envelope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRear Caliper (Balance)\u003c\/h3\u003e\n\u003cp\u003eThe rear axle is matched with Brembo V4 \/ GT4 \/ GTS4 4-Piston Caliper Options on a 355 mm carbon-ceramic rotor: V4 uses the Genuine Brembo OEM Cadillac CTS-V 4-Piston Caliper, GT4 uses the Genuine Brembo GT | M4 4-Piston Caliper, and GTS4 uses the Genuine Brembo GT | S4 4-Piston Caliper. The rear package supports brake balance and straight-line stability under trail braking and hard deceleration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sf-emph\"\u003e\u003cp\u003e\u003cstrong\u003eFront \u0026amp; rear, engineered together:\u003c\/strong\u003e The 380 mm front and 355 mm rear carbon-ceramic rotor package is engineered as a system so front torque, rear contribution, pad area, and hydraulic response are matched. That matters on an S550 because a front-only big brake conversion can increase front bias without addressing rear heat load, rear stability, or pedal consistency.\u003c\/p\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eMake It Yours — Color \u0026amp; Logo Customization\u003c\/h2\u003e\n\u003cdiv class=\"sf-emph\"\u003e\n\u003cp\u003eEvery StopFlex kit-upgrade 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, so the brake package matches your exact build instead of 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 StopFlex CCB\u003c\/h2\u003e\n\u003cdiv class=\"grid g3\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLower Unsprung Mass\u003c\/h3\u003e\n\u003cp\u003eStopFlex carbon-ceramic rotors are engineered to reduce rotor mass versus comparable iron discs, helping the suspension react cleaner and the steering feel more precise.\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 matrix is built for stable braking behavior at temperatures that can push iron rotors into heavy fade.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eRust-Free Rotor Surface\u003c\/h3\u003e\n\u003cp\u003eCarbon ceramic does not form orange flash rust after rain, washing, or storage, keeping the visible rotor face cleaner behind open wheels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLong Street-Service Potential\u003c\/h3\u003e\n\u003cp\u003eIn normal road use with matched pads and proper bedding, StopFlex CCB rotors are designed for far longer service life than typical iron replacement rotors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eLow Visible Dust\u003c\/h3\u003e\n\u003cp\u003eWhen paired with matched StopFlex pads, the system produces very low visible brake dust compared with conventional iron rotor and pad combinations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003ePremium Ceramic-Glaze Appearance\u003c\/h3\u003e\n\u003cp\u003eStopFlex's proprietary coating creates a bright, high-end ceramic-glaze finish with subtle glaze texture and a more premium visual character behind open wheels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eStreet-Usable Cold Bite\u003c\/h3\u003e\n\u003cp\u003eStreet Spec and Track-Day Spec rotors are designed for normal first-stop road use, including cold-weather operation. Motorsport Spec is the competition-focused exception.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch3\u003eContinuous Fiber Reinforcement\u003c\/h3\u003e\n\u003cp\u003eLong-fiber carbon ceramic construction improves structural strength and thermal durability versus chopped-fiber approaches.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eHeat Management Note\u003c\/h2\u003e\n\u003cp\u003eCarbon ceramic rotors tolerate extreme surface temperature, but they do not remove every heat-management requirement. During repeated hard stops, heat can still soak 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\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003eStreet \/ Track-Day \/ Motorsport Rotor Options\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\u003c\/section\u003e\u003csection class=\"box\"\u003e\u003ch2\u003ePackage Scope\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\u003eFront calipers\u003c\/td\u003e\n\u003ctd\u003eGenuine Brembo OEM Ford Shelby GT350 Mustang 6-Piston Caliper\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\u003eBrembo V4 \/ GT4 \/ GTS4 4-Piston Caliper Options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear CCB rotors\u003c\/td\u003e\n\u003ctd\u003e355mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCCB brake pads\u003c\/td\u003e\n\u003ctd\u003eMatched 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\u003eColor customization\u003c\/td\u003e\n\u003ctd\u003eCustom caliper colors, a custom caliper logo, and custom rotor hat colors are available for every kit-upgrade order.\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\u003ctr\u003e\n\u003ctd\u003eRear caliper option mapping\u003c\/td\u003e\n\u003ctd\u003eV4 = Genuine Brembo OEM Cadillac CTS-V 4-Piston Caliper — 355 mm rotor\u003cbr\u003eGT4 = Genuine Brembo GT | M4 4-Piston Caliper — 355 mm rotor\u003cbr\u003eGTS4 = Genuine Brembo GT | S4 4-Piston Caliper — 355 mm rotor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\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 S550 Mustang trim?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eStopFlex does not treat S550 fitment as one-size-fits-all. EcoBoost, GT, Bullitt, Mach 1, Shelby GT350, GT350R, and GT500 orders are verified by exact trim, wheel package, hub geometry, caliper clearance, bracket requirement, and rotor-hat offset before production.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat wheel size do I need for the 380 mm front rotor?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThe 380 mm front rotor requires 19 inch or larger wheels. Wheel diameter alone is not enough; StopFlex also checks spoke clearance for the Genuine Brembo OEM Ford Shelby GT350 Mustang 6-Piston Caliper before the kit is finalized.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill the parking brake still work?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eThis S550 Mustang generation uses a manual cable parking brake rather than an electronic parking brake. Rear fitment is built around the selected Brembo V4, GT4, or GTS4 4-piston caliper option and the confirmed parking-brake hardware on the customer's car.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhy choose carbon-ceramic instead of another iron big brake kit?\u003c\/summary\u003e\u003cdiv class=\"a\"\u003e\u003cp\u003eCarbon-ceramic rotors reduce brake dust, cut rotating mass, and handle repeated heat cycles better than typical iron street rotors. On a Mustang used for road courses, canyon driving, or high-power street builds, the payoff is cleaner wheels, stronger fade resistance, and a more consistent pedal over repeated stops.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"cta\" id=\"contact_form_page\"\u003e\u003ch2\u003eNeed Fitment Confirmation?\u003c\/h2\u003e\n\u003cp\u003eSend the exact vehicle details, current rotor sizes, and caliper type before ordering.\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\n\u003c\/div\u003e","brand":"StopFlex","offers":[{"title":"Default Title","offer_id":48333587415299,"sku":"100412","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/8933\/5811\/files\/Product_Genuine_Brembo_OEM_Ford_Shelby_GT350_Mustang_6-Piston_Caliper_17be4aa4-ffd0-4e71-808a-6d34b0d8a1ff.png?v=1780914336","url":"https:\/\/stopflex-ccb.com\/products\/ford-mustang-ecoboost-gt-bullitt-mach-1-shelby-gt350-gt350r-gt500-s550-brembo-gt350-380mm-ccb-kit","provider":"StopFlex","version":"1.0","type":"link"}