COBB Titanium 3in Cat Back Exhaust Sedan (515140) | Subaru WRX 2011-2021 / STI 2011-2021

The COBB Titanium 3in Cat Back Exhaust for Subaru WRX/STI Sedan models delivers an ultra-lightweight, motorsport-inspired exhaust solution designed to improve flow, reduce backpressure, and enhance overall acoustic character. Engineered from high-grade titanium, this system offers a crisp exhaust note while significantly shedding weight compared to stainless steel systems, making it ideal for enthusiasts seeking both performance and refinement.

KEY FEATURES

• High-grade titanium construction for extreme weight savings
• 3-inch mandrel-bent tubing increases exhaust flow
• Optimized muffler design enhances tone without excessive drone
• Corrosion-resistant finish for long-term durability
• Direct bolt-on system using factory mounting points

TECHNICAL SPECIFICATIONS

• Titanium alloy engineered for heat resistance and reduced mass
• 3.0-inch tubing promotes efficient turbocharger response
• TIG-welded joints ensure structural integrity under high load
• Precision-formed tips for a refined, performance-focused appearance
• Designed to maintain exhaust backpressure within COBB tuning standards

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.