Process West Billet Intake Manifold BF Clearance Also included with the kit

Also included with the kit is the specific balance shaft delete hardware

you can change the sound of your BOVs from silent to ear-shattering

Pure Sound

in both style and functional aspects

Process West Billet Intake Manifold BF Clearance Also included with the kitThe 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 asset of our product range. Available in two major configurations they feature a full billet plenum with generous billet bell