The Brembo GTS rear big brake kit includes four‑piston cast calipers and two‑piece 380×28 mm slotted Type‑3 rotors in black with a hard‑anodized finish. It’s intended as a direct rear upgrade to improve braking consistency and thermal management on high‑use sports cars. Fits Porsche 996 C4S rear applications for 2001–2004 models.
Brembo 01-04 996 C4S Rear GTS BBK 4 Piston Cast 380x28 2pc Rotor Slotted Type3-Black HA