SKU: 20-9205 20-1218
Fits: 2008-2012 Subaru Impreza STI / 2011-2013 Subaru Impreza Wrx Wagon Only!
*Fitment Issues have fixed from Version 2. Version 3 is redesigned for better performance, sound, and quality.
Product Type: SE Catback
This is a brand new complete Tsudo SE Cat-back Dual Exhaust System for the 2008-2010 Subaru Impreza STI.
This catback features high-flow mandrel bent tubing with a straight-through muffler which generates a smooth, deep sound and maximizes performance.

• 28.7whp / 37.0wtq gain DYNO PROVEN bolt-on performance when combined with a Tsudo down-pipe
• Large diameter 76mm piping eliminates backpressure to decrease turbo spool time and increase power across all RPMs
• Features 76mm / 3.00in diameter piping with 89mm / 3.5in diameter exhaust tips
• Flex joint isolates vibration and decreases stress in the exhaust for increased reliability
• Dual mufflers keep the exhaust note mellow and deep even without a catalytic converter for maximum performance without excessive noise
• Perforated core straight-through muffler design for smooth, unrestricted performance
• Muffler and piping polished to a mirror-like finish
• Utilizes the factory exhaust Hangers
• Produces a deep, aggressive exhaust note
• Tuned piping diameter maximizes power gains
• Improves horsepower, torque, throttle response, and fuel mileage
• Manufactured from T304 / SUS304 stainless steel for durability and high corrosion resistance
• CNC machine mandrel-bent stainless steel tubing for maximum exhaust flow
• CNC cut flanges and fully TIG welded construction
• Significant weight reduction compared to OEM exhaust system
• Includes all necessary hardware (bolts and gaskets) for installation
• Bolt-on installation with typical hand tools