Inlet Manifolds & TGV Deletes

Process West billet reverse-orientation inlet manifold (cable throttle) for Subaru Impreza 2001-2002 (GD/GG Bugeye); Subaru Impreza 2003-2005 (GD/GG Blobeye), finished in black. Full billet plenum with polished, mandrel-bent tube components, TIG-welded and rated by Process West for up to 100psi boost.

RCM TGV (Tumbler Generator Valve) thermal delete kit for 2001-2013 Impreza WRX/STI (GD/GG, GR/GV) and 2003-2007 Forester (SG), available in red or black. Removes the standard butterfly valves, sensors and motors and adds heat spacers to reduce inlet manifold temperature; supplied with a replacement bolt kit and all manifold gaskets.

RCM 67mm electric throttle body for reversed inlet manifold applications, for a range of Subaru Forester, Impreza/WRX/STI, Legacy/Outback models. Billet aluminium housing with shaftless technology, Hall-effect TPS and a Molex MX150-L connector; per RCM, gains up to 7% more airflow.

RCM O-ringed thermal spacer kit (V7+) for Subaru Impreza / WRX STI 2008-2013 (GR/GV); Subaru Impreza 2001-2002 (GD/GG Bugeye); Subaru Impreza 2003-2005 (GD/GG Blobeye); Subaru Impreza 2006-2007 (GD/GG Hawkeye). Phenolic spacers isolate the inlet manifold from cylinder head heat, using an integral double O-ring seal that removes the need for conventional gaskets.

RCM O-ringed thermal spacer kit (V5/6) for Subaru Impreza 1992-2000 (GC/GF). Phenolic spacers isolate the inlet manifold from cylinder head heat, using an integral double O-ring seal that removes the need for conventional gaskets.

RCM O-ringed thermal spacer kit (V3/4) for Subaru Impreza 1992-2000 (GC/GF). Phenolic spacers isolate the inlet manifold from cylinder head heat, using an integral double O-ring seal that removes the need for conventional gaskets.

RCM inlet manifold refurbishment service for a range of Subaru Forester, Impreza/WRX/STI, Legacy/Outback models, offered on an exchange basis. Refurbishes your own manifold in crinkle red or black, with an optional installation kit.

RCM billet TGV (Tumbler Generator Valve) delete kit for a range of Subaru Forester, Impreza/WRX/STI, Legacy/Outback, WRX/STI models. Removes the standard butterfly valves, sensors and motors for smoother, direct airflow; ECU mapping adjustment is needed to prevent a check-engine light. O-ringed design removes the need for manifold gaskets.

RCM billet TGV (Tumbler Generator Valve) delete kit for a range of Subaru Forester, Impreza/WRX/STI, Legacy/Outback, WRX/STI models. Removes the standard butterfly valves, sensors and motors for smoother, direct airflow; ECU mapping adjustment is needed to prevent a check-engine light. O-ringed design removes the need for manifold gaskets.

RCM GEN2 alternator relocation bracket kit for a range of Subaru Forester, Impreza/WRX/STI, Legacy/Outback, WRX/STI models, for use with the conventional OEM power steering pump and alternator configuration. Creates clearance for a reversed intake manifold; includes a CNC aluminium bracket with a spring-loaded belt tensioner.