Brembo 2P3.8045AS GT-S M4 Rear Big Brake Kit 345x28mm Type 3 Slotted

The Brembo 2P3.8045AS GT-S Series rear brake kit delivers motorsport-inspired braking performance for high-performance driving enthusiasts. This complete big brake system features race-proven components engineered for superior thermal management and consistent stopping power during aggressive street and track use.

Advanced M4 Caliper Design:

• 4-piston cast monoblock aluminum calipers with hard anodized black finish for exceptional durability and corrosion resistance at high temperatures
• Racing-style piston design with dual inner piston seals providing optimal performance seal and outer wiper seal for long-lasting track use
• Radial-mounted fixed caliper design ensures maximum rigidity and even brake pressure distribution across the pad surface
• Hard anodized finish provides superior longevity and thermal stability to help control brake fluid temperatures

High-Performance 2-Piece Rotor System:

• 345mm x 28mm (13.58" x 1.10") Type 3 slotted 2-piece floating rotors for reduced unsprung weight and improved heat dissipation
• Aggressive curved slot pattern extensively used in professional motorsports for high initial bite and excellent release characteristics
• Premium cast iron rotor material with proprietary alloy formulation for extended service life and resistance to cracking
• Precision-milled billet aluminum center section attached with Brembo's proprietary floating hardware (bobbins) allows thermal expansion and contraction
• Anti-rattle disc hardware eliminates noise typically associated with floating rotors
• Directionally vented design maximizes cooling capacity and reduces brake fade during repeated hard stops

Complete Kit Includes:

• Pair of hard anodized black M4 4-piston calipers with engraved Brembo logo
• Two 345mm x 28mm Type 3 slotted 2-piece rotors
• High-performance brake pads optimized for track and street use
• Stainless steel braided brake lines for improved pedal feel
• Vehicle-specific caliper mounting brackets and all necessary installation hardware

Engineered for rear axle installation, this kit provides dramatically improved braking performance with better pedal modulation, reduced brake fade, and enhanced thermal capacity. The system is fully compatible with ABS and traction control systems and delivers the proven Brembo performance trusted by professional racing teams worldwide. Professional installation recommended for optimal results.