The Brembo rear GT big brake kit for 2011–2018 Porsche Cayenne Turbo rear applications features 4‑piston cast calipers and 380×28 mm two‑piece slotted Type‑3 rotors in black. The rear GT kit description pairs cast 4‑piston calipers with two‑piece slotted rotors and notes the black rotor finish for the specified Cayenne Turbo model years.
Brembo 11-18 Cayenne Turbo Rear GT BBK 4 Piston Cast 380x28 2pc Rotor Slotted Type-3-Black