2002-2007 Subaru WRX - Engine

Roger Clark Motorsport Plug & Play Injector Loom Kit, 2002-2014 WRX & 2007-2021 STi

Roger Clark Motorsport High Performance Oil Filter, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Oil Sump Pan Baffle Plate, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Cool Panel Guide for Radiator, 2002-2007 WRX & STi

Roger Clark Motorsport Billet Aluminum Oil Separator Cover Kit, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Group N Baffled Oil Sump Pan, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport 1050cc Uprated Injector Kit, 2002-2014 WRX & 2007-2021 STi

Roger Clark Motorsport 1340cc Uprated Injector Kit, 2002-2014 WRX & 2007-2021 STi

Roger Clark Motorsport Super Lightweight Ancillary Pulley Kit w/ No Air Con, 2002-2007 WRX & STi

Roger Clark Motorsport Uprated Low Temperature Thermostat, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport High Performance 11mm Cylinder Head Stud Kit, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Uprated Exhaust Valve Set, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Uprated Inlet Valve Set, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Air Conditioning Delete Kit, 2002-2007 WRX & STi

Roger Clark Motorsport 14/12mm Cylinder Head Stud Kit, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Powerparts Performance Camshaft Kit, 2002-2005 WRX

Roger Clark Motorsport Extreme 11mm Cylinder Head Stud Kit, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Fuel Pressure Regulator, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Parallel Fuel Line Kit For RCM Regulator, 2002-2007 WRX & 2004-2007 STi

Roger Clark Motorsport Parallel Fuel Rail Kit / Standard Regulator (UK/USDM/Euro), 2002-2007 WRX & STi

Roger Clark Motorsport Billet Oil Filler Cap, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Parallel Fuel Rail Kit / Rotated Turbo (UK/USDM/Euro), 2002-2007 WRX & STi

Roger Clark Motorsport Parallel Fuel Rail & Regulator Kit (UK, USDM & Euro Spec), 2002-2007 WRX & STi