Yellow Speed Racing Rear 4 Piston Ultra Big Brake Kit - Mazda CX-9 2007-2015 (TB) Caliper Model:YSCPR4a The inverted damper reduces unsprung

The inverted damper reduces unsprung weight for quicker suspension response

A= Measurement from center of upper lower mount bolt to center of bottom lower mount bolt

Dual Valves

Ferrari 458 Speciale / Aperta Titanium Valved Exhaust System

Center Resonator Integration: Smooths the tone and reduces excessive rasp from headers

Yellow Speed Racing Rear 4 Piston Ultra Big Brake Kit - Mazda CX-9 2007-2015 (TB) Caliper Model:YSCPR4a The inverted damper reduces unsprungYellow 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