The Brembo GT big brake kit for 2008–2013 BMW 128i and 135i upgrades the front brakes with six-piston calipers and two-piece 355×32 mm slotted rotors in yellow. Designed as a front direct-fit kit, it pairs cast six-piston Brembo calipers with large slotted two-piece rotors to improve brake modulation and heat dissipation for aggressive street use and track-oriented applications.
Brembo 08-13 128i/08-13 135i Front GT BBK 6 Piston Cast 355x32 2pc Rotor Slotted Type3- Yellow