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Subaru Impreza 2003-2005 Engine Parts
411 products
Showing 145 - 168 of 411 products


RCM prides itself having OE parts manufacturers as their technical partners. This is never more important than with our range of RCM Power Parts timing belt kits where we are working closely with NTN, NSK, Koyo & Aisin to formulate our ...


Manifold to TGV Gasket This gasket is located between the inlet manifold and the tumbler generators.


The RCM O Ringed Thermal spacer kit contains everything required to install our Phenolic Spacers to your Subaru. This kit has been designed to be used on the Spec C model which has the single piece inlet manifold. The kit is designed to aid ...


Subaru Double Bearing Small Idler Upgrade Kit for 1999+ models. From 1999 Subaru added an additional small smooth idler to help control the "flap" of the timing belt on the left hand bank. This had fitted a single bearing within the running ...


Designed for the ultimate in engine performance and reliability and derived from the rigors of the World Rally Championship, RCM’s 14mm/14mm Head Stud Kit has consistently proven itself as a must have component of any EJ20/22/25 engine buil ...


RCM Stainless Steel Block Adaptor which screws into the bottom of the engine block connecting to the oil cooler modine water hose. Being made from Stainless steel, it completely eliminates the problem of corrosion, this is a direct replacem ...

RCM Uprated Exhaust Valve set, for V5+ Heads


Genuine heat treated Subaru rear thrust crankshaft as found fitted in later EJ25 STI engines.


Subaru Thick Walled Semi Closed Deck Block Pair EJ20. Suitable for all EJ20 Builds, and the preferred platform for high performance and competition engines.


This is a Genuine Subaru Inlet Valve Stem Oil Seal and can be purchased as an individual item or as a pack of x8.


This is a replacement seal kit for the genuine Subaru top feed injector using genuine Subaru OE replacement parts. Injector replacement seal kits can be purchased individually or as as a set of x4.


The Subaru Impreza fuel tank design is flawed particularly when running below half a tank of fuel. It’s possible to encounter fuel surge on hard cornering and spirited driving as fuel moves around the fuel tank and away from the fuel pump. ...

This is a Subaru Sump Plug Adapter and comes complete with a dowety Seal. If you remove your original sump plug, you can replace it with this adapter which then allows you to run a drain back hose from your catch tank system back into the s ...


Developed for the extreme power enthusiast, the RCM Light Weight Crank pulley reduces the crankshafts reciprocating mass massively improving acceleration and engine response as well of giving your engine the Roger Clark Motorsport identity ...


RCM prides itself having OE parts manufacturers as their technical partners. This is never more important than with our range of RCM Power Parts timing belt kits where we are working closely with NTN, NSK, Koyo & Aisin to formulate our ...


RCM prides itself having OE parts manufacturers as their technical partners. This is never more important than with our range of RCM Power Parts timing belt kits where we are working closely with NTN, NSK, Koyo & Aisin to formulate our ...


RCM Billet Fuel Rails are the perfect addition to any performance engine project. Our billet rails are designed and manufactured to cater for performance top feed injectors where the need for improved fuel feed and routing is paramount. Man ...


Genuine Subaru one way radiator cap rated to 1.37 Bar of pressure

Genuine Subaru Throttle Body Gasket


Genuine STi performance timing belt, for use with uprated engines.


Genuine Subaru Center Timing Belt Cover, to suit all Impreza V1 - V10

Developed for the extreme power enthusiast and weighing in at 121grams, the RCM Light Alternator pulley reduces reciprocating mass massively improving acceleration and engine response as well of giving your engine the Roger Clark Motorspor ...


This is an RCM block case alloy blanking plug which is used on the EJ series block cases. This is a direct replacement for the Genuine Subaru part. The OE part is prone to rust and corrosion, and isn't available to buy a replacement. The th ...


Subaru ARP High Performance 11mm Uprated Head Stud Kit
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