Subaru Impreza GDA/GDB Engine Tuning

Cosworth 1.1 Bar Pressure Rated High Pressure Radiator Cap

Cosworth High Pressure Radiator caps are engineered to increase the boiling point in your vehicle's cooling system providing improved cooling efficiency. Each cap is manufactured from heavy gauge stainless steel with a race proven high pressure...

Cosworth 1.3 Bar Pressure Rated High Pressure Radiator Cap

Cosworth High Pressure Radiator caps are engineered to increase the boiling point in your vehicle's cooling system providing improved cooling efficiency. Each cap is manufactured from heavy gauge stainless steel with a race proven high press...

Cosworth 1.5 Bar Pressure Rated High Pressure Radiator Cap

Cosworth High Pressure Radiator caps are engineered to increase the boiling point in your vehicle's cooling system providing improved cooling efficiency. Each cap is manufactured from heavy gauge stainless steel with a race proven high press...

Cosworth Subaru Impreza GC8 GDA GDB EJ20 EJ25 High Performance Cylinder Head Stud Kit

Essential for high performance engine builds, heavy duty head studs reduce cylinder head movement in high boost or high compression engines optimising cylinder head to block sealing. Cosworth Ultra High Performance Head Studs are manufacture...

Cosworth Subaru Impreza GC8 GDA GDB EJ20 EJ25 High Performance Kevlar Timing Belt

Cosworth Kevlar High Performance Timing belts are 300% stronger than original equipment timing belts and are the perfect compliment when installing Cosworth camshafts or cylinder heads.

Features:

* High saturation HNBR e...

Cosworth Subaru Impreza GC8 GDA GDB EJ20 EJ25 Low Temp Motorsport Thermostat

High performance racing engines require upgraded and improved cooling systems for maximum reliability. One important component of the upgraded cooling system is a thermostat that opens to allow coolant passage through the engine and cooling ...

Cosworth Subaru WRX EJ20 2.0L High Performance Multi-Layer Head Gasket Set

Cosworth High Performance Head Gaskets are engineered to seal in power under the most dmanding conditions. Constructed from stainless steel with a folded stopper layer, each application features superior sealing compared to conventional m...

Subaru Impreza (01-07) Silicone Radiator Hose Pipe

Blue silicone reinforced two piece water hose kit.

Features:

* Silicone rubber construction with smooth, clean finish.
* Temperature range -50°C to 220°C.
* 5mm wall thickness reinforced with four polyest...

Subaru Impreza (02-05) Differential Skidplate

Looking for some rear differential protection? New to Japspeed is our 1/8" differential skidplate designed for this purpose. Rally strong but with a little more elegance for the street. Works well with 3" exhaust systems too...  Construc...

Subaru Impreza (02-05) Front Skidplate

New to Japspeed our Front Skidplate provides your car with a high level of protection for your motor, manifold, oil pan or filter.

This aluminium plate features full protection, and is designed for maximum ground clearance and a quick i...

Subaru Impreza (02-05) Gearbox Skidplate

New to Japspeed our gearbox skidplate adds heavy duty defense against poor road conditions and common street hazards.

Manufactured from a sturdy and hardwearing alumiunium this skidplate offers peace of mind that the underbody of your S...

Subaru Impreza Lightweight Alternator Pulleys

Features:

* Machined from lightweight 6061-T6 billet aluminium.
* CNC machined with tolerances to within +/- 0.001 Inch.
* Real BHP and torque gains across the entire RPM range.
* Up to 12 BHP can be gained by fitting ...

Subaru Impreza Lightweight Crank Pulley

Features:

* Machined from lightweight 6061-T6 billet aluminium.
* CNC machined with tolerances to within +/- 0 .001 Inch.
* Real BHP and torque gains across the entire RPM range.
* Up to 9BHP can be gained by fit...

Subaru Impreza Magnetic Sump Drain Plug

Magnetic sump oil drain plugs contain a permanent magnet within the drain plug body.
This magnet attracts and securely retains abrasive ferrous metal particles, preventing their circulation through your engine’s lubrication system.

Subaru Impreza New Age Aluminium High Flow Turbo Radiator

This direct-fit, all aluminium, lightweight performance upgrade radiator will achieve greater cooling capability in a high performance environment compared to the stock radiator ( made from copper and brass with less cooling efficiency )
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Subaru Impreza New Age Front Mount Intercooler Kit

Front mount intercooler kits are an excellent way of safely increasing BHP. They reduce the engine's inlet temperature creating a denser air charge  entering the engine. This is proven to give more power at the same boost level.
All I...

Subaru Impreza New Age Silicone Turbo Inlet Induction Hose

Blue silicone reinforced turbo inlet hose.

Features:

* Silicone rubber construction with smooth, clean finish.
* Temperature range -50°C to 220°C.
* 5mm wall thickness reinforced with four polyester / nom...

Subaru Impreza New Age TMIC Silicone Hose Kit

Blue silicone reinforced three piece intercooler pipe kit.

Features:

* Silicone rubber construction with smooth, clean finish.
* Temperature range -50°C to 220°C.
* 5mm wall thickness reinforced with four...

Subaru Impreza New Age Top Mount Intercooler

Fitting this performance uprated top mount intercooler is an excellent way of safely increasing BHP.
They reduce the engine's inlet temperature creating a denser air charge entering the engine. This is proven to give more power at the same...