The Brembo GT rear big brake kit for 2008–2013 BMW M3 (E90/E92/E93) combines a four-piston cast caliper with a 345×28 mm two-piece slotted rotor to enhance stopping force and manage thermal loads. This rear GT BBK uses TY3L rotors finished in black and serves as a direct rear brake upgrade for the listed M3 applications, improving consistency under demanding driving.
Brembo 08-13 M3 (E90/E92/E93) Rear GT BBK 4 Piston Cast 345x28 2pc Rotor Slotted TY3L - Black