High-performance Rear GT Big Brake Kit by Brembo (2P3.8001A2). Specifically engineered for the Porsche 911 (996) platform to provide superior thermal capacity and fade resistance. The kit includes: 2x 4-Piston Cast Aluminum Fixed Monobloc Calipers (Red Finish), 2x Type-3 Slotted 2-Piece Floating Rotors (345x28mm), High-Performance Brake Pads, Front Aircraft-Grade Braided Steel Brake Lines, and all necessary Caliper Mounting Brackets and Hardware. Features optimized piston diameters for perfect integration with the factory master cylinder and ABS system.