The Brembo rear big brake kit for 2015-2018 M3 models (excluding carbon-ceramic brakes) upgrades rear braking with four-piston cast calipers and two-piece 380x28 slotted Type3 rotors in black. Intended to improve rear braking stability and thermal control during spirited driving, this rear GTS kit provides a substantial braking upgrade for M3 applications without carbon-ceramic systems.
Brembo 15-18 M3 Excl CC Brakes Rr GTS BBK 4Pis Cast 380x28 2pc Rotor Slotted Type3-Black HA