2002-2014 WRX / 2004+ STI 4-1 Holy Header 2-Bolt w/EGT Bung by Killer B MotorSport
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This is the Killer B Motorsport 321 Stainless Steel Holy Header. This particular header will come with the 2-bolt up pipe option, and it will also come equipped with an EGT sensor bung on the number 4 cylinder pipe. This header is a great option for those of you looking to improve the sound and power throughout the entire RPM range.
Please Note: It may not fit some Forester, Outback, and Legacy models with the OEM oil pan and cooler
Features
- 347 stainless Thick-walled cast
- Short Length Equal Primaries
- Symmetrical Primary Design
- Smooth Mandrel Bends
- Thick-Walled 321 Stainless Steel Construction
Benefits
- Less turbulence
- Less header volume and quick spool up
- Helps keep the pulse velocities high and consistent
- Can handle extreme heat
Applications
- 2005-2006 Saab 9-2X
- 2004-2013 Subaru Forester XT
- 2009-2010 Subaru Impreza 2.5GT
- 2002-2014 Subaru WRX
- 2004-2021 Subaru WRX STI
- 2005-2009 Subaru Legacy GT
- 2005-2009 Subaru Outback XT
What's In The Box?
- 1 - Steel Holy Header
- 1 - EGT Bung