Subaru WRX

Subaru/Toyota EJ20/EJ25 WRX STi Valve Stem Seal Valve stem seals to suit modern Japanese engines

Kelford Cams - EJ20/EJ25 + 1JZ/2JZ Exhaust Valve Stem Seal Stem 5mm. Guide OD 9.7mm. Seal OD 11.5mm. Viton.

Suits: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY99-00 (Australian Delivered and JDM) Manual transmission only. Includes: Elite...

Performance Cams for Subaru EJ20 WRX STi Non-AVCS (Version 5-6) This range of Kelford Camshafts suit the Version 5-6 engines that do not have AVCS....

Introducing the ultimate solution to your 2022 VB WRX's restrictive and unsightly factory chargepipe - the upgraded Chargepipe from Process West! S...

The Y-Pipe is the connection between the turbo compressor outlet and the intercooler. This pipe due to the design of most Subaru top mount intercoo...

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 design...

The Process West Engine Cover Garnish is finished in an attractive and durable wrinkle coat. Available in both red or black its a great alternative...

This range of Kelford high performance camshafts is to suit Subaru EJ25 WRX STi with AVCS (2004 - Current) equipped with Subaru's awesome AVCS (Ac...

Unlike anything else on the market these fuel rails are proper "machined from the solid" billet rails, not some cheap machined extrusion pretending...

The Process West boost solenoid cover is finished in an attractive and durable wrinkle coat. Available in both red or black its a great alternative...

Utilising the a huge 530 x 193 x 90mm bar & plate intercooler core, this is the biggest Top Mount Intercooler that Process West produed for Sub...

Subaru WRX  EJ20 / EJ25 Engine High performance ‘PACALOY’ valve spring and Titanium retainer kit. 85lb seat pressure at 35.6mm inst...

Suits: Subaru WRX (GDB MY01-05), STI (MY01-05 JDM & Aust Only) EJ20 Non DBW. Manual transmission only. Includes: Platinum PRO Direct Plug-in E...

Suits: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY93-96 & Liberty RS Manual transmission only. Includes: Elite 1500 ECU wit...

If you are using a factory harness and are after an easy ECU upgrade, take a look at Haltech Plug'n'Play Adaptor Kits. These adaptors plug directly...

If you are using a factory harness and are after an easy ECU upgrade, take a look at Haltech Plug'n'Play Adaptor Kits. These adaptors plug directly...

Suits: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY97-98 (Australian Delivered and JDM) Manual transmission only. Includes: Elite...

Suits: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY06-10 (Australian Domestic Market only) STI MY06-07 2.5 Litre with DENSO ECU o...

If you are using a factory harness and are after an easy ECU upgrade, take a look at Haltech Plug'n'Play Adaptor Kits. These adaptors plug directl...

DESCRIPTION: SUITS: Plug 'n' Play replacement of the factory ECU for Subaru GDB WRX MY01-05 (All regions) & STI MY01-05 (JDM & Australian ...