Impreza 2003-2005 Spare Parts

RCM Bronze Inlet Valve Guide. You will need to select 8 for a complete engine.

A Genuine Subaru 2 port Water Pump, to suit all manual Impreza's.

RCM Camshaft Kits have been designed and developed in house, to ensure that they deliver the maximum power possible over a wide power band. Each Cam is precision ground and polished from a new blank to the same exacting standards and tolera ...

RCM400 2.0L Thick Wall High Compression Short Engine.  RCM pride themselves on supplying the ultimate range of custom built EJ Series short engines. We have built an enviable reputation of assembling high powered Subaru power units to a met ...

We will need your existing compressor housing to be able to do this for you, alternatively we can supply you with a new complete turbo with the restrictor already fitted! Motorsport governing bodies around the world have different regulatio ...

NF’s biggest octane increase for those cars with extreme boost or compression and need the highest octane possible. Building on the latest technology used in NF Ultra Unleaded Race Fuel Concentrate, NF Adrenalin is even stronger and giving ...

NF's flagship product offers a blend normally found only in high-end race fuels. By adding NF Ultra Unleaded Race Fuel Concentrate to pump fuel, you are giving your vehicle a product that can out perform a lot of more expensive commercially ...

Having the right tools around you makes life so much easier and allows you to do the job properly, not only for dismantling and assembling components, but also diagnosing faults. This cylinder leakage tester allows you to get a really good ...

The RCM Dry Sump Pressure Variation Spring Kit allows you to custom modify the pressure window that the kit operates in. The adjustment screw on the side of the pump then allows for fine tuning. The kit comprises of x9 coloured springs each ...

Roger Clark Motorsport have developed the ultimate range of stock position hybrid Subaru turbos to suit EJ20, 22 & 25 engine platforms in both single scroll and twin scroll configurations. Our turbos have been developed to maximise powe ...

This Genuine Alcon part contains all the seals and assembly lube required to carry out a full caliper rebuild on x2 Alcon "Prodrive" calipers. 

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 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 and water pump combo kits where we are working closely with NTN, NSK, Koyo & Ai ...

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 ...

The RCM Reverse bonnet vent is a great addition for any Impreza that has been modified to include a front mounted intercooler. Removal of the standard bonnet scoop removes unnecessary drag, and then turns this part of the bonnet into a real ...

The Process West range billet manifolds is a no holds barred manifestation of what is possible under the hood of a WRX/STI when perfect aesthetics meet high end performance. What you see here is the result of years of research and testing, ...

The Process West Cold Air Intake is perfect for gaining more power from your EJ Subaru, not to mention the sound! The Cold Air Intake Kit is designed to replace the factory air intake and allow for a less restrictive airflow. This particula ...

Complete Spec-C Roof Vent Kit. Kit comes complete with all parts required to fit to your New Age Impreza. You will need to cut a hole in the roof to fit this kit.

The RCM "Street Spec" conrod has been introduced to compliment our existing range, fitting between OE and the RCM / Arrow H section rods, rated up to 400Bhp. Not recommended for use with sequential or flat shift configurations. Manufactur ...

Using our valuable connections in Japan we have assembled a Genuine Subaru OE clutch kit at an affordable price. The OE clutch gives you great feel, great drivability and that real assurance associated with OE componentry. The kit consists ...

Roger Clark Motorsport have developed their own high performance induction kit for the New Age Impreza, allowing greater unrestricted air flow and improved engine response. One of the most important things when trying to increase the power ...

The RCM Track Attack Oil Catch tank kit is designed specifically for high powered applications. On a standard engine oil vapours from the crankcase and cylinder heads are usually recycled back through the air intake system. The downside of ...

The RCM Spec C Perfomance Camshaft Kit replicates the very effective OEM cam profiles found on the JDM Hawkeye Spec C models. Acknowldedged as one of the best stock cams used in a factory model and widely utlised in Group N rallying and equ ...