The Brembo rear big brake kit for 2006–2012 325i (excluding xDrive) offers a GT rear upgrade combining four-piston cast calipers with two-piece 345×28mm slotted rotors in Type3 silver. It emphasizes improved rotor cooling and consistent braking under repeated heavy use. Intended as a direct rear replacement for the listed 325i models, it targets drivers seeking reduced fade and crisper pedal response.
Brembo 06-12 325i (Excl. xDrive) Rear GT BBK 4 Piston Cast 345x28 2pc Rotor Slotted Type3-Silver