The Brembo GTS rear brake kit for 2019+ BMW 330i is a rear upgrade that fits 2019 and later 330i models with four-piston cast calipers and two-piece drilled 380x28 mm rotors in a black high-adhesion finish. Supplied as a rear GTS BBK, the assembly pairs 4-piston calipers and 2pc drilled rotors to enhance rear stopping support and rotor heat management for the stated 330i applications.
Brembo 19+ 330i Rear GTS BBK 4 Piston Cast 380x28 2pc Rotor Drilled-Black HA