Upgrade your Subaru WRX STI with the Process West Intake Manifold Track Version Standard Rotation, designed for model years 2004-2021. This premium billet manifold delivers exceptional performance gains by optimizing plenum volume and runner length for enhanced low and mid-range torque, while aggressively boosting top-end power. Perfect for enthusiasts seeking reliable and powerful induction upgrades.

Crafted from full billet aluminum, this intake manifold features polished CNC mandrel bent tubes with thick walls and generous billet bell mouths. The high-end TIG welded assembly ensures durability and supports up to 100psi boost pressure, making it ideal for high-performance turbocharged setups. This standard rotation version is specifically designed for Subaru WRX STI models equipped with drive-by-wire throttle bodies.

Whether you’re building a track car or upgrading your daily driver, this manifold is a key component for serious Subaru enthusiasts looking to maximize engine efficiency and power. Experience the best in Subaru performance parts with Subimods—your trusted source for quality and expertise. Shop now to elevate your STI’s induction system.