2004-2007 Subaru STi - Engine

Roger Clark Motorsport Black Series Thermostatic Oil Sandwich Plate, 2002-2014 WRX & 2004-2021 STi

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

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

Roger Clark Motorsport Race Spec Billet Timing Belt Guide, 2002-2014 WRX & 2004-2021 STi

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

Roger Clark 2Pc Billet Gudgeon Pin & Oil Sep. Cover Kit (Silver), 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport 13 Piece Billet Block Blanking Kit (Silver), 2002-2014 WRX & 2004-2021 STi

Samco Silicone Radiator Hose Kit w/ SS Clamps (Viper Red), 2002-2007 WRX & STi

Samco Silicone Oil Cooler Hose Kit (Matte Black), 2002-2005 WRX & 2004-2007 STi

Samco Silicone Oil Cooler Hose Kit (Blue), 2002-2005 WRX & 2004-2007 STi

Samco Silicone Oil Cooler Hose Kit (Red), 2002-2005 WRX & 2004-2007 STi

Roger Clark GEN2 Alternator Relocation Kit (Elect Steering Option), 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Light Weight Front Crank Pulley, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Super Light Weight Front Crank Pulley, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport WRC Timing Belt Hugger, 2002-2014 WRX & 2004-2021 STi

STi High Pressure Radiator Cap 1.3 Bar, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Upgraded Timing Belt Tensioner, 2002-2014 WRX & 2004-2021 STi

STi Performance Timing Belt, 2002-2014 WRX & 2004-2021 STi

Roger Clark Motorsport Black Series Subaru Thermostat Housing Kit, 2002-2014 WRX & 2004-2021 STi

Roger Clark Black Series Water Pump & 70c Degree Thermostat 3 Port, 2004-2007 WRX & 2004-2021 STi

Roger Clark Motorsport Black Series Water Pump - 3 Port, 2004-2007 WRX & 2004-2021 STi

Cosworth Heavy Duty Kevlar Timing Belt, 2002-2014 WRX & 2004-2021 STi

Samco Silicone Oil Cooler Hose Kit (Black), 2002-2005 WRX & 2004-2007 STi