Collection: Engine
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Process West Cold Air Intake - Ford Focus ST 2015-2018
Regular price $575.00Regular priceUnit price per -
Process West Intake Manifold Reverse Orientation (Bosch DBW 74mm Throttle) - Subaru EJ
Regular price From $2,850.00Regular priceUnit price per -
Process West Intake Manifold Stock Orientation (Bosch DBW 74mm Throttle) - Subaru EJ
Regular price From $2,850.00Regular priceUnit price per -
Process West Cold Air Intake - Ford Ranger Raptor Next Gen
Regular price $1,995.00Regular priceUnit price per -
Process West Intake Manifold - Subaru WRX VB FA24 2022+
Regular price From $3,895.00Regular priceUnit price per -
Process West Air Box (Standard 3 Inch Turbo Inlet) - Ford Falcon BA/BF
Regular price $880.00Regular priceUnit price per -
Process West Air Box (4 Inch Turbo Inlet) - Ford Falcon BA/BF
Regular price $920.00Regular priceUnit price per -
Process West Billet Plenum Chamber - Ford Falcon BA/BF
Regular price $2,280.00Regular priceUnit price per -
Process West Intake Manifold with Port Injection Fuel Rails - Subaru WRX VA FA20 2015-2021
Regular price $3,020.00Regular priceUnit price per -
Process West Replacement Filter - SEPR8R Catch Can
Regular price $70.00Regular priceUnit price per -
Process West Cold Air Intake w/ K&N Filter - Subaru WRX/STI 1997-1998
Regular price $530.00Regular priceUnit price per -
Process West Cold Air Intake w/ K&N Filter - Subaru WRX/STI 1999-2000
Regular price $530.00Regular priceUnit price per -
Process West Cold Air Intake w/ K&N Filter - Subaru WRX/STI 2001-2007
Regular price $530.00Regular priceUnit price per -
Process West Cold Air Intake 76mm w/ K&N Filter - Subaru WRX/STI 2008-2014
Regular price $695.00Regular priceUnit price per -
Process West Cold Air Intake 76mm w/ K&N Filter - Subaru WRX STI VA 2015-2021
Regular price $660.00Regular priceUnit price per -
Process West Race Air Box - Ford Ranger Raptor Next Gen
Regular price $1,345.00Regular priceUnit price per -
Process West Cold Air Intake w/ K&N Filter - Subaru WRX VA 2015-2021
Regular price $695.00Regular priceUnit price per -
Process West Cold Air Intake w/ K&N Filter - Subaru Liberty/Legacy GT 2007-2009
Regular price $660.00Regular priceUnit price per -
Process West Race Air Box & Crossover Package - Ford Ranger Raptor Next Gen
Regular price $1,885.00Regular priceUnit price per -
Process West Intake Manifold DBW Reverse Orientation - Subaru WRX/STI 2006-2021
Regular price From $2,850.00Regular priceUnit price per -
Process West Intake Manifold DBW Stock Orientation - Subaru WRX/STI 2006-2021
Regular price From $2,850.00Regular priceUnit price per -
Process West Intake Manifold Cable Throttle Reverse Orientation - Subaru WRX/STI 2001-2005
Regular price From $2,850.00Regular priceUnit price per -
Process West Race Air Box Kit (Standard 3 Inch Turbo Inlet) - Ford Falcon FG
Regular price $930.00Regular priceUnit price per -
Process West Race Air Box Kit (4 Inch Turbo Inlet) - Ford Falcon FG
Regular price $965.00Regular priceUnit price per -
Process West Intake Manifold Cable Throttle Stock Orientation - Subaru WRX/STI 2001-2005
Regular price From $2,850.00Regular priceUnit price per -
Process West Intake Manifold Cable Throttle Stock Orientation - Subaru WRX/STI 1999-2000
Regular price From $2,850.00Regular priceUnit price per -
Process West Fumoto Drain Valve - SEPR8R Catch Can
Regular price $79.00Regular priceUnit price per -
Process West Intake Manifold Cable Throttle Reverse Orientation - Subaru WRX/STI 1999-2000
Regular price From $2,850.00Regular priceUnit price per -
Process West Cold Air Intake - Ford Focus ST 2013-2014
Regular price $575.00Regular priceUnit price per -
Process West DITTO Street Intake Manifold - Subaru WRX VA 15-21
Regular price $2,495.00Regular priceUnit price per -
Process West 72mm Cold Air Intake w/K&N Filter – Subaru STI VAB 15-21
Regular price $660.00Regular priceUnit price per -
Process West 72mm Cold Air Intake w/K&N Filter : Subaru WRX 08-14/STI 08-14/FXT 08-13
Regular price $660.00Regular priceUnit price per -
Process West MY22+ WRX Cold Air Intake PWCAI10
Regular price $695.00Regular priceUnit price per -
Process West Cold Air Intake 72mm w/ K&N Filter: Subaru 01-07 WRX/STI
Regular price $575.00Regular priceUnit price per -
In Stock
Link WRXLink (V10) - WRX107X
Regular price $2,634.50Regular priceUnit price per -
In Stock
Link XS Expansion Loom (XSL)
Regular price $74.80Regular priceUnit price per
About Engine
Power starts from the inside. Premium engine internals — forged pistons, rods, bearings, and billet components — are designed to handle more boost, higher RPM, and extreme temperature without compromise. Quality parts mean strength, reliability, and the foundation for serious power gains. Whether you're building a high-boost street setup or a full race engine, choosing the right internals ensures durability and peace of mind. Stronger parts. Bigger power. Built to last.