The Brembo rear GT big brake kit for 2009–2015 CTS‑V applications pairs four-piston cast calipers with 380×28 mm two-piece rotors featuring Type‑3 slots and a yellow finish. This rear-focused upgrade matches cast four‑piston calipers to slotted 380x28 mm two‑piece rotors to promote consistent pad contact and rotor cleaning under spirited driving, with a standout yellow finish.
Brembo 09-15 CTS-V Rear GT BBK 4 Piston Cast 380x28 2pc Rotor Slotted Type-3- Yellow