MBRP 15-21 Subaru WRX 2.0L/STI 2.5L/ 11-14 Sedan 3in Cat-Back Single Rear Exit - T304

Experience the perfect blend of sound, style, and performance with the MBRP PRO Series 3" Cat-Back Single Rear Exit Exhaust System for the 2011–2014 Subaru WRX Sedan and 2015–2021 Subaru WRX/STI. Engineered from T304 stainless steel, MBRP’s most durable material, this system resists corrosion and discoloration, maintaining a mirror-polished finish even under harsh conditions.

The single rear exit design enhances exhaust velocity and flow efficiency, improving throttle response and power delivery from your turbocharged engine. Designed and tuned specifically for Subaru’s performance platforms, this system produces a deep, bold exhaust note that’s aggressive on throttle and refined at cruise — the unmistakable sound of MBRP performance.

Each system is mandrel-bent for smooth, unrestricted flow and dyno-tested for proven performance gains. Installation is straightforward with a bolt-on, no-weld design, fitting perfectly to factory hanger points with all necessary clamps and hardware included.

Key Features:

Material: T304 Stainless Steel – 100% rust-proof, premium polished finish

Design: 3” mandrel-bent tubing for maximum flow and efficiency

Configuration: Single rear exit for improved exhaust velocity

Sound Profile: Deep, aggressive tone with refined highway presence

Performance: Dyno-proven increases in horsepower and torque

Installation: Bolt-on, no welding required; includes all clamps and hangers

Warranty: Lifetime