Intake Manifold Track Version Reverse Throttle Position

• 2004–2021 Subaru | WRX STI

The Process West Intake Manifold Track Version with reverse throttle position is a billet intake manifold for the Subaru WRX STI. The Process West billet manifold range features a full billet plenum with generous billet bell mouths and thick wall polished CNC mandrel bent tube components, with high end TIG welding assembly suitable for up to 100psi boosted applications. The plenum volume and runner length combination has been optimized for low and mid range torque while increasing top end power.

• Part Number: PWIM001
• Configuration: Track Version, reverse throttle position
• Full billet plenum with billet bell mouths
• Thick wall polished CNC mandrel bent tube components
• TIG welded assembly, suitable for up to 100psi boosted applications
• Fitment: 2004-2021 Subaru WRX STI

Frequently Asked Questions

• Q: Does this Process West manifold fit my WRX STI?
  A: This Track Version manifold with reverse throttle position is listed for 2004-2021 Subaru WRX STI models. Confirm your vehicle year and throttle configuration before purchase.
• Q: What is included in the box?
  A: This listing is for one Process West Intake Manifold Track Version, part number PWIM001.
• Q: Who is the Track version for?
  A: Process West recommends the Track version manifold for performance setups not requiring AC, up to extreme track and drag cars.

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