The Brembo big brake kit for BMW M3 (2015–2018) rear application upgrades stopping power with four‑piston cast calipers and two‑piece 380×28 mm rotors. This GT kit uses slotted Type‑1 rotors with a black finish to improve thermal control and consistent pedal feel on M3 rear setups, specified for the 2015–2018 M3 rear application.
Brembo 15-18 M3 (CC Brake Eqpt) Rr GT BBK 4Pis Cast 380x28 2pc Rotor Slotted Type1-Black