Yellow Speed Racing Front 8 Piston Ultra Big Brake Kit - BMW i8 2014-2020 (I12/I15) Rotor Size:380mm x 34mm high-pitched motorsport tone with a

high-pitched motorsport tone with a sharper edge—refined volume but unmistakably exotic

for all compatible devices

Vacuum-Actuated Valves: Increased reliability and rapid response for seamless sound control

motorsport-inspired tone with thunderous growls

motorsport aggression with valves open

Yellow Speed Racing Front 8 Piston Ultra Big Brake Kit - BMW i8 2014-2020 (I12/I15) Rotor Size:380mm x 34mm high-pitched motorsport tone with aYellow 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