Process West Intake Manifold Street Version Subaru STI 2004-2021 | PWIM002 1300 2002-2004 SUBARU IMPREZA OUTBACK 2

2002-2004 SUBARU IMPREZA OUTBACK 2

High-Strength Forged AluminumDesigned to withstand high cylinder pressures and aggressive tuning

Low friction PTFE inner tube

In addition to improved ride characteristics and reduced tire wear on lowered vehicles

this atmospheric diverter valve dumps the charge-air to atmosphere creating the "Whoosh" sound most commonly associated with rally cars when the throttle is lifted

Process West Intake Manifold Street Version Subaru STI 2004-2021 | PWIM002 1300 2002-2004 SUBARU IMPREZA OUTBACK 2Product Fitment: 2004 2021 Subaru STI The Process West Billet Intake Manifold range represents the pinnacle of design, engineering, and performance for Subaru WRX and STI platforms. Born from years of R&D, extensive testing, and countless prototype iterations, this manifold is the result of a no compromise approach to performance and aesthetics. Crafted for both street and race applications, the manifold is available in multiple configurations to suit