
The goal when developing this Process West top mounted intercooler was to make it the very best aftermarket top mounted intercooler for WRX/STi... period. The guys at Process West studied competitor products and fixed all of the mistakes th ...

The Samco range of high performance hose kits are a direct replacement for the OEM hoses offering enhanced reliability and an instant aesthetic improvement to your engine bay. This Samco coolant hose kit includes x13 hoses and x26 stainless ...

Some manufacturers of performance air filters make aggressive claims about their filter's ability to make power, but leave out the fact that their filters are not effective at filtering dust and dirt. Consider the wear and tear that will re ...

RCM have always chosen Omega as their preferred piston manufacturer, not only because of their extensive experience within motorsport but also for the incredible accuracy and attention to detail that is applied to every aspect of their manu ...

The RCM thermostatically controlled sandwich plate has been designed and manufactured so that the oil lines can be directed at multiple angles, this allows fitting with all variants of exhaust manifolds (including twin scroll, equal and une ...

Genuine Subaru Oil Cooler Modine Water Connection Hose Kit. This 90 degree hose can be found on both the inlet and outlet pipe on the "oil cooler modine". One hose connects to the bottom of the block whilst the other connects to a thin wate ...

Hardened mounts have long been a valuable asset to any engine rebuild or form of chassis tuning. Aimed primarily for track and circuit users our modified mount is based around the already improved STI version but with the addition of furth ...

A Genuine small timing belt idler pulley, for V7+ cars (11/2002 +)
A Genuine Subaru Sump Plug Washer Subaru Part Number: 803916010

This is a high quality RCM Up-Pipe Stainless Steel Bung and is used for blanking off the standard temperature sensor boss when this is not being utilized. This has an M12 x 1.25 x 14mm thread size.
Genuine Subaru 6 Speed Flywheel Assembly

Roger Clark Motorsport have developed their own high performance MAFLESS induction kit for all Impreza's, allowing greater unrestricted air flow and improved engine response. This kit is for use with Rotated Turbo setups, using the larger R ...

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 ...

When you need extreme stopping power, with street manners, you need Project Mu HC+800 Pads. HC+800 is a genuine "Cross Over" pad, suitable for both road and track. Capable of reaching 800°C, yet still able to perform on the street without ...
This fitting kit should be used when fitting a standard or replacement up pipe to an Impreza turbo (not twin scroll) or when fitting the RCM up pipe RCM334. RCM exhaust fitting kits provide all the necessary items needed to compliment and ...

This RCM exhaust centre section is designed to fit Euro specification Impreza's from 2001 onwards. It is also compatible with the 2006 2.5 litre Impreza. It is designed to allow a freer flow of gases by removal of any restriction caused by ...

RCM's own 100mm Aluminium spun induction trumpet, used for installing cone filters.
In the ACL Race Series, the unique combination of design, metallurgy and engineering come together to deliver what drivers expect from high performance Trimetal engine bearings. Designed to withstand higher RPM conditions, ACL Race Series E ...

A genuine Subaru Dowety seal crank case bolt washer. 6 will be required when rebuilding your engine.

Genuine Subaru Cylinder Head, as fitted as standard to the 2.0ltr JDM Impreza Spec C 2002 - 2007 The JDM Spec C "big port" cylinder heads are widely regarded as the best performing OEM cylinder head case made by Subaru thanks to its enlarg ...

RCM Carbon Timing Belt Cover – Subaru Impreza (2008–2020) Upgrade your engine bay with the RCM Carbon Timing Belt Cover, precision-engineered for Subaru Impreza models from 2008–2017. Constructed from high grade pre-preg carbon fibre, this ...

Roger Clark Motorsport has developed their own range of high quality lightweight auxiliary engine pulleys for V8+ Subaru Impreza'sMade from the highest quality aluminium, these pulleys have been manufactured utilising the latest CNC techniq ...

RCM / OMEGA Piston Ring set for all RCM EJ20 Omega pistons. They are compatible with 2.0 litre and 2.1 litre spec Omega pistons. We only use the very best rings sets to compliment the range of Omega pistons that we have developed. Rings ava ...

Usual incredibly high standards from STI with this set of 16 lug nuts and 4 lock nuts. Enhanced security with a more reliable locking mechanism. 3-layer nickel plated hard steel, with chrome finish to prevent rust. High quality Gun metal f ...