Yellow Speed Racing Rear 6 Piston Ultra Big Brake Kit - BMW M4 2015-2020 (F83) Rotor Size:380mm x 32mm Precision TIG welds for strength

Precision TIG welds for strength and durability

On cars with McPherson struts

Disables electronic damping (if equipped)

monitor system status

Yellow Speed Racing Rear 6 Piston Ultra Big Brake Kit - BMW M4 2015-2020 (F83) Rotor Size:380mm x 32mm Precision TIG welds for strengthYellow 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