Process West Intake Manifold Cable Throttle Reverse Orientation (suits Subaru 99-00 WRX/STI) - Raw Honda The combination of a silent

The combination of a silent chamber and tuned silencer keeps drone to a minimum during everyday driving while delivering a stronger note under acceleration

custom tuning may be required

the HICAS lines are left unsupported and hanging

Adjustment for different sized injectors

Process West Intake Manifold Cable Throttle Reverse Orientation (suits Subaru 99-00 WRX/STI) - Raw Honda The combination of a silentFull Billet Aluminium Plenum with Billet Bell Mouth ended Runners CNC mandrel bent tube components Suited to setups not requiring 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