COBB Titanium Cat Back Exhaust System (512140) | Subaru WRX 2002-2007 / STI 2004-2007

The COBB Titanium Cat Back Exhaust System delivers a lightweight, high-flow performance upgrade for your Subaru WRX or STI. Crafted entirely from premium titanium, this system reduces overall weight while producing a crisp, aggressive exhaust note. Its optimized piping design enhances exhaust flow and response, making it a standout upgrade for both spirited driving and track use.

KEY FEATURES

• Full titanium construction for exceptional weight reduction and durability
• High-flow design improves throttle response and overall exhaust efficiency
• Distinct, motorsport-inspired exhaust tone with refined character
• Mandrel-bent piping maintains consistent diameter for maximum performance
• Direct bolt-on fitment using factory mounting points
• Precision welding and premium materials ensure long-term reliability

TECHNICAL SPECIFICATIONS

• Lightweight titanium piping reduces mass compared to stainless steel systems
• Optimized muffler and resonator design for a balanced tone with minimized drone
• Engineered to support improved exhaust flow for EJ-powered WRX/STI models
• Includes all required clamps and hardware for proper installation
• Designed for compatibility with stock and tuned engine configurations

VEHICLE FITMENT

• Subaru WRX 2002–2007
• Subaru STI 2004–2007

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