MAP 4-1 Equal Length Header (04-21 Subaru STI)
EJ Series 4-1 Subaru Equal Length Header New equal length turbo manifold for your EJ20/EJ25 series Subaru!
Made from top quality 304 stainless, this header will be the last one you will ever need to buy.
Efficient and proven on power, and with a lifetime warranty.
Features
- 100% made In the USA!
- Equal Length Subaru headers with a 4-1 design is more efficient
- Made from 304 RathGibson stainless steel
- Utilizes a merge collector center cone to improve flow
- 1/2″ up-pipe flange to reduce warping
- 1.625″ ID – 1.75″ OD
- Flat-sanded flanges to ensure a leak free design
- Four 1.750″ runners merge to a 2.25″ up tube
Applications
- Impreza WRX EJ20 2002-2005
- Impreza WRX 2006–2014
- Forester XT 2004–2013
- Legacy GT 2005–2012
- Impreza WRX STi 2004-2007
- Impreza WRX STI 2008-2018
- WRX STI 2019+ EJ engine
What’s Included
- (1) Stainless Header
- (1) Header support bracket
- Installation Instructions
- Download Install Instructions Here
Product Details
- Manufacturer part number: SUB-ELH-REV2
- MAP Limited Lifetime Warranty
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