Killer B EL 4-1 Holy Header/Up-Pipe - w/ SwainTech Coating & EGT Bung - 2004-2021 Subaru STI / 2002-2014 WRX, 2004-2013 Forester XT / 2004-2009 Outback XT / 2004-2009 Legacy GT PDM_rear-lips Fits the 2005-2009 Subaru Legacy

Fits the 2005-2009 Subaru Legacy GT with EJ20T turbocharged engine

and GD WRX configurations where maximum front roll stiffness is the priority

Paired with the Performance Street organic disc

4" front drop and 1

The mono-tube design damper will provide consistent valving without the risk of cavitation

Killer B EL 4-1 Holy Header/Up-Pipe - w/ SwainTech Coating & EGT Bung - 2004-2021 Subaru STI / 2002-2014 WRX, 2004-2013 Forester XT / 2004-2009 Outback XT / 2004-2009 Legacy GT PDM_rear-lips Fits the 2005-2009 Subaru LegacyKiller B Motorsport 321 Stainless Holy Header Up Pipe The Killer B Motorsport Holy Header was developed using state of the art CAD software & simulations to determine optimal design to increase power as much as possible throughout the rev range. Short as possible primaries with a single secondary decrease header volume significantly, allowing exhaust gas pressure to quickly build. Symmetrical 4 1 design maintains high and consistent exhaust velocity