Process West Intake Manifold Street Version Subaru STI 2004-2021 | PWIM002 1300 High-Strength Forged AluminumDesigned to withstand

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

1993-1998 Nissan Skyline R33 GTS

Low friction PTFE inner tube

5XT-R is a little tweak to our already popular Dom 2

Upgraded engine internals is strongly recommended for this turbo

Process West Intake Manifold Street Version Subaru STI 2004-2021 | PWIM002 1300 High-Strength Forged AluminumDesigned to withstandProduct 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