COBB Cat Back Exhaust Stainless Steel Sedan (515160) | Subaru WRX 2011-2021 / STI 2011-2021

The COBB Stainless Steel Cat Back Exhaust for Sedan models delivers a refined, performance-oriented exhaust upgrade for your Subaru WRX or STI. Constructed from high-grade stainless steel, this system improves exhaust flow, enhances throttle response, and produces a deep, controlled exhaust tone suited for both daily driving and spirited performance.

KEY FEATURES

• Stainless steel construction provides strength, longevity, and corrosion resistance
• Sedan-specific design ensures proper bumper clearance and optimized acoustics
• Improved exhaust flow supports enhanced throttle response and performance
• Engineered for a rich, refined sound with minimal drone
• Mandrel-bent piping maintains consistent diameter for maximum efficiency
• Direct bolt-on installation utilizing factory mounting points
• Precision welds and premium materials ensure long-term durability

TECHNICAL SPECIFICATIONS

• Full stainless steel piping for a durable, corrosion-resistant finish
• Muffler and resonator configuration tuned for balanced sedan acoustics
• Designed to support increased airflow on both stock and tuned vehicles
• Includes required clamps and hardware for proper installation
• Compatible with EJ and FA platform WRX/STI models within the listed years

VEHICLE FITMENT

• Subaru WRX 2011–2021
• Subaru STI 2011–2021

COBB delivers proven, data-driven performance solutions engineered to optimize your Subaru with unmatched precision and reliability.