Process West Cold Air Intake w/K&N Filter for Subaru WRX/STI 99-00 V5/V6 2021 The Radium Engineering Rotary Engine

The Radium Engineering Rotary Engine Injector Seat is the same machined aluminium seat used in Radium fuel rails for Mazda and Eunos Cosmo and RX-7 rotary engines

Note: Walbro DCSS 39/50 E85 pumps (F90000267/274/285/295) are not physically compatible with this product

Every IE internal kit is run on our own application-specific fuel pump dyno to verify proper function and break-in before being packaging

Its dual-stage valve structure uses a differential pressure control system so the valve seals tighter at higher boost levels rather than leaking

Process West Cold Air Intake w/K&N Filter for Subaru WRX/STI 99-00 V5/V6 2021 The Radium Engineering Rotary EngineDesigned to replace the restrictive factory air intake tract Fabricated from lightweight CNC mandrel bent aluminium tube and has a CNC machined air flow meter mount Comes complete with a K&N high flow air filter which is enclosed in the inner guard Powdercoated black for a factory look finish 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