Brembo 2P3.9037AS GT-S Rear Brake Kit 380x28mm 2-Piece Slotted Type-3 4-Piston Black Hard Anodized

The Brembo GT-S 2P3.9037AS rear brake system delivers championship-proven braking performance for Porsche 991.1 Carrera 2S, 4S, and GTS models equipped with PCCB. This complete rear axle upgrade features cast monobloc 4-piston calipers finished in black hard anodized coating paired with 380x28mm (15-inch) 2-piece slotted Type-3 rotors.

Key Features:

• Cast monobloc radial mount calipers with 4-piston configuration for optimal brake force distribution
• 380mm diameter x 28mm width 2-piece rotor design with 16mm air gap and 48-vane curved venting
• Type-3 slotted rotor pattern for superior heat dissipation and consistent pad contact
• Advanced high carbon alloy rotors with corrosion-resistant plating
• Black hard anodized caliper finish for durability and distinctive appearance
• Stainless steel piston inserts with inner pressure seals and recessed dust boots
• Complete axle set pre-assembled with CNC billet caliper adapters and all necessary hardware

Engineered for drivers who demand maximum performance on both street and track, this GT-S system provides exceptional stopping power, reduced brake fade, and improved pedal feel. The 2-piece rotor construction reduces unsprung weight while maintaining thermal stability under extreme conditions. Compatible with OEM wheel sizes and designed for straightforward installation with included mounting hardware.