Yellow Speed Racing Rear 4 Piston Ultra Big Brake Kit - Mazda CX-5 2013-2017 (KE) Caliper Model:YSCPR4b CFD-Validated Manifolds: Optimized runner geometry

CFD-Validated Manifolds: Optimized runner geometry improves pulse energy

AUDI RS5 B8

rapid-actuation

For configuration or emissions questions

Yellow Speed Racing Rear 4 Piston Ultra Big Brake Kit - Mazda CX-5 2013-2017 (KE) Caliper Model:YSCPR4b CFD-Validated Manifolds: Optimized runner geometryYellow Speed Racings Ultra Series Big Brake Kit is designed for road and track use. This big brake kit features optimum braking performance, attractive looks, easy installation and a cost effective price. Factory brakes are designed primarily for daily driving on most applications. If you have added additional horsepower to your vehicle, or frequently compete in motorsports such as circuit racing, drifting, time attack or rally racing, then a big