The Brembo GT Big Brake Kit is a front-axle upgrade featuring six-piston cast calipers and 380x34 mm two-piece drilled rotors in yellow. Specified for 2019+ Z4 and 2020+ Supra applications, this front kit replaces stock components with larger two-piece rotors and multi-piston calipers to increase thermal mass and provide a drilled rotor design aimed at repeatable braking performance.
Brembo 19+ Z4 /20+ Supra Front GT BBK 6 Piston Cast 380x34 2pc Rotor Drilled- Yellow