Process West Intake Manifold DBW Stock Orientation (suits Subaru 06-16 WRX/STI) - Black MK4 60mm with Heat Exchanger

60mm with Heat Exchanger

Custom fuel systems requiring spill-free disconnection

Professional installation is recommended

The iE MPI Kit eliminates this fuel starvation by adding injectors to provide the fuel overhead required for big turbo performance

Integrated DMR-RA regulator eliminates remote mounting

Process West Intake Manifold DBW Stock Orientation (suits Subaru 06-16 WRX/STI) - Black MK4 60mm with Heat ExchangerFull Billet Aluminium Plenum with Billet Bell Mouth ended Runners CNC mandrel bent tube components Compatible with Factory AC. 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 a key