The Brembo rear GT big brake kit combines cast four-piston calipers with 380x28 mm two-piece slotted rotors in a black Type 1 finish for 2012-2016 991.1 C2S (PCCB-equipped) rear applications. Includes 4-piston calipers and 380x28mm two-piece slotted rotors described in the source. The kit includes the cast rotors and 4-piston calipers for the rear axle as listed.
Brembo 12-16 991.1 C2S (PCCB Equipped) Rr GT BBK 4Pist Cast 380x28 2pc Rotor Slotted Type1-Black