Category: STi Intake Manifold


HiFlow Exhaust Manifold Crosspipe

This GrimmSpeed HiFlow Exhaust Manifold Crosspipe fits the 2002-2005 WRX / 2008-2014 WRX / 2004-2014 STI / 2005-2006 LGT. 50% of your exhaust gasses are passing through this tiny tiny pipe and that is...


Intake Manifolds for your STI

The IAG CNC Billet Aluminum TGV deletes are one the easiest ways to eliminate the OEM tumbler generator valves on your turbocharged Subaru engine. The TGV deletes are CNC machined from aluminum and are...