Process West

The Process West Cold Air Intake is perfect for gaining more power from your EJ Subaru, not to mention the sound! The Cold Air Intake Kit is designed to replace the factory air intake and allow for a less restrictive airflow. Made of lightweight CNC mandrel bent aluminium tubing with a airflow meter mount machined…

The Process West Front Mount Intercooler Kit for the 08-14 Subaru STI includes a 620 x 255 x 90mm bar & plate intercooler core, with hi-flow polished aluminium end tanks. This allows for smooth flow and effective cooling of the charge air entering the engine. Along with mandrel bent aluminium piping this Front Mount Intercooler…

The Process West Front Mount Intercooler Kit for the 01-05 Subaru WRX/STI includes a 685 x 285 x 100mm bar & plate intercooler core, with hi-flow polished aluminium end tanks. This allows for smooth flow and effective cooling of the charge air entering the engine. Along with mandrel bent aluminium piping this Front Mount Intercooler…

The Process West Front Mount Intercooler Kit for the 1997-2000 Subaru GC WRX/STI includes a 600 x 285 x 100mm bar & plate intercooler core, with hi-flow polished aluminium end tanks. This allows for smooth flow and effective cooling of the charge air entering the engine. Along with mandrel bent aluminium piping this Front Mount…

The Process West Front Mount Intercooler Kit for the 01-05 Subaru WRX/STI includes a 685 x 285 x 100mm bar & plate intercooler core, with hi-flow polished aluminium end tanks. This allows for smooth flow and effective cooling of the charge air entering the engine. Along with mandrel bent aluminium piping this Front Mount Intercooler…

The Process West Front Mount Intercooler Kit for the 1997-2000 Subaru GC WRX/STI includes a 600 x 285 x 100mm bar & plate intercooler core, with hi-flow polished aluminium end tanks. This allows for smooth flow and effective cooling of the charge air entering the engine. Along with mandrel bent aluminium piping this Front Mount…

The Process West range billet manifolds is a no holds barred manifestation of what is possible under the hood of a WRX/STI when perfect aesthetics meet high end performance. What you see here is the result of years of research and testing, multiple prototypes and a ground up fully featured design process that makes this…

The new Process West Front Mount Intercooler Kit for the 2015-17 Subaru VA STI allows for superior air intake cooling. This is achieved by using light-weight CNC mandrel bent aluminium intercooler piping and a large 685 x 275 x 85mm bar & plate intercooler core. The beautiful thing about this front mount kit is that…

The Process West Cold Air Intake is perfect for gaining more power from your EJ Subaru, not to mention the sound! The Cold Air Intake Kit is designed to replace the factory air intake and allow for a less restrictive airflow. Made of lightweight CNC mandrel bent aluminium tubing with an airflow meter mount machined…

The goal when developing this Process West top mounted intercooler was to make it the very best aftermarket top mounted intercooler for WRX/STi… period. The guys at Process West studied competitor products and fixed all of the mistakes they have made…some of them were major. The most obvious error that EVERY competitor makes is not…