Description
Unlock your EJ-series Subaru's full potential with this meticulously designed equal length header. Engineered for optimal exhaust scavenging, it reduces backpressure while promoting laminar flow—delivering measurable horsepower and torque gains throughout the RPM curve. The balanced tube geometry sharpens throttle response and enhances spool characteristics for turbocharged applications. Built from premium stainless steel, it withstands extreme heat and boost pressures without compromise. Purpose-built for WRX and STi platforms, this header offers the precision engineering and durability that serious performance builders expect.
Application
- WRX & STi EJ-Series engines
- For OEM location turbo
- Uses EJ25 oil pan
Features
- Equal length 304 stainless steel header
- Short primaries tubes - allows for quicker turbo spool up
- Symmetrical tubing design
- Stainless steel cast merge collector
Specifications
- Primary tubes 1.65"
- Stepped to 2.0" piping at the 4-1 merge collector
- All mandrel bend tubing
Installation Notes
- On 2006-2007 models, the oil cooler assembly is in the way, so you will need the oil filter housing changed to either the 02-05 WRX or 04-16 STI.
- On 2002-2005 WRX, you will need 2.5L or STI oil pan.
- For complete peace of mind, Kinugawa Turbo Systems offers a KINUGAWA TROUBLE-FREE WARRANTY for 1 year from the purchase date to the original purchaser. If, for any reason, your turbocharger/s fails or has an issue, you can return it to us for a free overhaul and recondition or replacement depending on availability or the turbo problem. You can be assured that KINUGAWA has covered you no matter the issue.