No modifications are needed as it is a direct bolt-on unit to the OEM header or turbo.

Vehicle Application:

• USDM EJ-Series Turbo Engines
• 2002-2014 WRX
• 2004-2021 STi
• 2004-2006 Baja Turbo
• 2004-2013 Forester XT
• 2005-2009 Legacy GT
• 1991-1994 Legacy Turbo
• 2005-2009 Outback XT
• Does not work for RHD (Right Hand Drive)

Features:

• Includes gaskets & all necessary hardware
• 304 Stainless steel
• One year warranty
• High quality Flex Joint
• 2.0mm piping thickness (vs. 1.5mm other brands)
• Flange is 0.5″ thick
• 14 gauge 304 stainless steel
• Hand TIG welded
• Minimal internal steps for maximum flow
• 1.95″ inlet and 1.95 outlet
• Precision CNC mandrel bend
• 10-40+whp gain
• Reduce turbo lag
• Flex joint that is not located at thebend which adds life expectancy to the flex section

• Includes gaskets & all necessary hardware
• 304 Stainless steel
• One year warranty
• High quality Flex Joint
• 2.0mm piping thickness (vs. 1.5mm other brands)
• Flange is 0.5″ thick
• 14 gauge 304 stainless steel
• Hand TIG welded
• Minimal internal steps for maximum flow
• 1.95″ inlet and 1.95 outlet
• Precision CNC mandrel bend
• 10-40+whp gain
• Reduce turbo lag
• Flex joint that is not located at thebend which adds life expectancy to the flex section