Process West Intake Manifold Street Version Subaru WRX 2002-2005 | PWIM004 240SX_1989-1998 pressure expansion

pressure expansion

increased initial bite

Smooths air entering the throttle

Up to 200 Brian Crower cams per hour are checked for errors in rise and for any chattermarks

Process West Intake Manifold Street Version Subaru WRX 2002-2005 | PWIM004 240SX_1989-1998 pressure expansionProduct Fitment: 2002 2005 Subaru WRX The Process West Street Billet Intake Manifold is a premium, motorsport derived induction upgrade designed for the 20022005 Subaru WRX and STI. Engineered without compromise, it delivers exceptional airflow performance while maintaining the drivability and comfort required for street use. Developed through extensive research, prototyping, and real world validation, this manifold represents one of the most advanced