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)Show More >