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designed for precise and clear boost pressure monitoring
It is a bolt-on upgrade that typically requires no modifications
It is ideal for enthusiasts seeking to reduce intake air temperatures
compared to the stock 190
9 LSU wideband sensor and weld-in bung included (PN 30-4110)
Process West Intake Manifold Track Version Standard Rotation Silver 2004-2021 STI bestsellers-value designed for precise and clearUpgrade 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
