Brembo 2P3.8020AS GT-S M4 TY3 Rear Brake Kit 345x28mm 2-Piece Slotted Rotors

The Brembo GT-S 2P3.8020AS is a complete rear big brake upgrade system featuring massive 345x28mm two-piece slotted rotors paired with Brembo's renowned M4 calipers in a hard anodized black finish. This system represents Brembo's high-performance GT-S line, engineered to deliver exceptional stopping power, heat dissipation, and fade resistance for spirited driving and track use.

Key Features:

• 345x28mm Two-Piece Rotors: Larger diameter and increased rotor mass provide significantly improved thermal capacity and braking performance over stock systems
• Type-3 Slotted Design: Directional slots help evacuate brake dust and gases while maintaining consistent pad bite and reducing brake fade
• Two-Piece Construction: Aluminum hat section with floating rotor design reduces unsprung weight while allowing for thermal expansion
• M4 Calipers: Four-piston monobloc calipers machined from solid aluminum billet for maximum rigidity and consistent pedal feel
• Hard Anodized Black Finish: Durable hard anodized coating provides corrosion resistance and a premium appearance
• Complete System: Includes calipers, rotors, high-performance brake pads, stainless steel braided brake lines, and all necessary hardware for installation

Designed as a direct bolt-on upgrade for 2008-2014 Subaru WRX STI and 2010-2014 Legacy 2.5GT models, this rear brake system complements factory or aftermarket front brake upgrades to create a balanced, high-performance braking solution. The GT-S system delivers the legendary Brembo quality and performance trusted by automotive manufacturers and racing teams worldwide.