Race Technologies Brembo GTR BBK – Rear for 2015-2021 Subaru WRX

Brembo GT-R Rear Big Brake Kit – Subaru WRX (2015–2021) GT-R-2P-8042A

Finish your WRX braking setup with the Brembo GT-R Rear Big Brake Kit (GT-R-2P-8042A), engineered specifically for the 2015–2021 Subaru WRX (VA chassis). Designed to complement high-performance front brake upgrades, this rear system improves overall braking balance, heat capacity, and pedal consistency for aggressive street driving, canyon runs, and track use.

Built with Brembo’s motorsport-derived engineering, the GT-R rear kit delivers strong, predictable rear braking performance while maintaining durability and fade resistance under demanding conditions.

Key Features

• Direct-fit rear axle Brembo GT-R big brake kit for 2015–2021 Subaru WRX
• Fixed 4-piston Brembo monobloc calipers for increased rear braking control
• Large 345mm x 28mm two-piece floating rotors for improved heat dissipation
• High-carbon rotor construction for thermal stability and long-term durability
• Floating rotor hardware reduces heat transfer and rotor distortion
• Brembo High Performance FM1000 brake pads included
• Stainless steel braided brake lines included for improved pedal feel
• Complete bolt-on system with all required mounting hardware

Performance Benefits

• Improved front-to-rear braking balance
• Stronger, more stable braking under hard stops
• Reduced brake fade during repeated high-speed braking
• Better pedal modulation and consistency
• Increased thermal capacity for spirited and track driving
• More confident braking performance under load

Kit Includes

• Brembo 4-piston rear monobloc calipers
• 345x28mm two-piece floating rotors
• Brembo FM1000 performance brake pads
• Stainless steel braided brake lines
• Caliper brackets and mounting hardware
• Complete pre-assembled rear axle kit

Fitment

• Subaru WRX 2015–2021 (VA chassis)
• Rear axle application only
• Designed for street, canyon, and track use
• Requires adequate wheel clearance due to larger rotor and caliper dimensions