Brembo 1B3.8043A2 Gran Turismo Big Brake Kit

The Brembo 1B3.8043A2 Gran Turismo (GT) Big Brake Kit delivers championship-level braking performance for high-performance street and track applications. This comprehensive brake upgrade system utilizes larger calipers and rotors to dramatically increase brake torque and thermal capacity, providing superior stopping power and fade resistance under extreme conditions.

Two-Piece Rotor System Features:

• Brembo multi-piston calipers (2, 4, 6, or 8 pistons depending on application) with sequentially sized pistons for balanced brake pressure distribution
• Two-piece floating hat and rotor assemblies reduce unsprung and rotating weight while improving heat dissipation
• Drilled or slotted rotors available in sizes up to 16 inches (405mm) for maximum cooling and performance
• Caliper finish options: red, black, or silver powder coat
• DOT/TÜV approved stainless steel braided brake lines for consistent pedal feel
• High-performance brake pad compound designed for aggressive use
• Floating anti-rattle disc hardware for quiet operation
• CNC-machined billet aluminum caliper mounting brackets

One-Piece Rotor System Features:

• Cost-effective alternative with 2 or 4 piston calipers featuring sequentially sized pistons
• Drilled or slotted one-piece rotors up to 14 inches (355mm)
• Available in red, black, or silver caliper finishes
• DOT/TÜV approved stainless steel braided lines included
• High-performance brake pad compound and billet mounting brackets

Complete Kit Includes: Brembo calipers, rotors, high-performance brake pads, stainless steel braided brake lines, mounting brackets, and all necessary hardware for installation. Fully compatible with ABS and traction control systems. Most GT applications include TÜV certification for quality assurance.

Important: Wheel fitment measurement is critical for proper brake system clearance. Verify wheel specifications before ordering to ensure compatibility with your vehicle's wheel design.