STI Pink Uprated Oil Filter Cylinder Head Stud Kits The Process West range billet

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

resonated centre section and backbox fitted with a 100mm tailpipe

It then redirects this pressure back to the intake

but perhaps even more beneficial is its access to a vast amount of fast moving cold air

and incorporates the later 2002+ small idler bearing

STI Pink Uprated Oil Filter Cylinder Head Stud Kits The Process West range billetGenuine STI Pink performance oil filter. This filter was designed with motorsport in mind, and the requirement for resistance to higher temperature pressure. Carbon has been intergrated within the design to help prevent the filter element deforming and potentially being damaged when the pitch spacer net is under higher pressures. This filter is fully compatible with high viscosity oil.