The Brembo GT big brake kit for 2015–2018 BMW M3 models equipped with CC brakes upgrades the front with six-piston cast calipers and two-piece 405 x 34 mm drilled rotors in silver. Intended to complement cars with cross-drilled rotor setups, the kit improves thermal management and pedal feel for demanding street and track driving while simplifying rotor servicing.
Brembo 15-18 M3 (CC Brake Equipped) Front GT BBK 6 Piston Cast 405x34 2pc Rotor Drilled-Silver