3″ Exhaust Decat Downpipe – Subaru Impreza GRB WRX STI 08-12

Downpipes instantly increase power by allowing exhaust gasses to exit the vehicle quicker. Our Downpipes are designed to be direct replacements for OEM downpipes, ensuring smooth installation every time.

• Manufactured from high-quality T304 grade stainless steel, mandrel bent and fully TIG welded for strength and durability.
• 3″ (76mm) bore all the way through for optimum exhaust gas flow.
• Perfect fit with a standard or any aftermarket catback system.
• Improves power, torque and throttle response across the entire RPM range.
• Sold for off-road / track use only.