2002-2007 WRX/STI

DESCRIPTION The MSP Under glow kit is exactly what you would expect and more! This kit comes with 3M adhesive pre-applied for an easy install. For...

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The IDoing head unit is a full plug and play solution that features a 9" display. It is a great way to add Apple CarPlay or Android Auto to any old...

Be ready to race with P2M's Front & Rear Race Floor Mats for the 2002-2007 WRX / 2004-2007 STI! These mats are designed for an OEM fit and ...

Formulated for long-lasting corrosion and rust protection for all cooling system components, this prediluted antifreeze/engine coolant prevents the...

LowerClass Garage Front Chassis Brace Looking to increase the aggression of your front end? The LowerClass Brace Bar not only looks good, but adds ...

DESCRIPTION The GrimmSpeed V2 Bypass Valve received many upgrades such as a redesigned the internal piston to eliminate the potential failure point...

The Motul 8100 X-Cess Gen2 5W-40 Engine Oil Change Kit is an easy, convenient solution for engine oil changes! It comes with everything you need fo...

This kit is designed to provide a way to data log and monitor the ethanol content of fuel on most new Subaru Vehicles. Our proprietary controller r...

PLM Private Label Mfg. Power Driven Subaru EWG Up-Pipe with Dump Tube 38mm features a unique designed up pipe which gives you the option to install...

DESCRIPTION GrimmSpeed believes that there has not been any major changes to the unequal exhaust manifold in some time, and this is due to the tigh...

DESCRIPTION The GrimmSpeed Ceramic Coated 2 Bolt Up-Pipe has been designed to be a high-performance direct replacement for your factory up-pipe to ...

DESCRIPTION The Grimmspeed OEM Downpipe To 3-Inch Cat-Back Adapter is very popular for those of you who are retaining the stock downpipe and need t...

DESCRIPTION If you’re going flex fuel, turning up boost, or upgrading to a turbo that actually needs fuel, the Injector Dynamics ID1050-XDS Top Fee...

The Weighted COBB Knob is designed to keep those extended shifting sessions exhilarating. The billet stainless steel base/insert provides a weigh...

The AMS Performance WRX/STI Carbon Fiber Shift Knob was designed to extend the length of the shifter which aids in shifting throw and keeps the kno...

DESCRIPTION The Injector Dynamics ID1300-XDS fuel injectors are a high-performance, top-feed injector set built for serious Subaru builds running h...

Give everyone a subtle hint as to what is under the hood of your COBB Flex Fuel tuned car! Highly reflective silver mylar decal laminated with an...

The IDoing head unit is a full plug and play solution that features a 9" display. It is a great way to add Apple CarPlay or Android Auto to any 200...

NGK single iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consis...

DESCRIPTION The GrimmSpeed Turbo To Downpipe Gasket is made using a premium multi-layer steel with a stainless steel fire-ring, this gasket surpass...

DESCRIPTION The Muteki Black SR48 Open Ended Lug Nuts (M12x1.25) are a lightweight, durable, and affordable upgrade designed for Subaru owners ru...

DESCRIPTION The Grimmspeed Top Mount Intercooler Y-Pipe Kit has been designed to work with factory or aftermarket top mount intercoolers. This is a...

DESCRIPTION GrimmSpeed's new Overtake BB500 Turbocharger is another powerful turbocharger designed by GrimmSpeed. The Overtake Ball-Bearing 500-Ser...

DESCRIPTION The standard GrimmSpeed Shift Knob is one of the most popular in the Subaru aftermarket for a reason. They are the perfect mixture of r...

DESCRIPTION Here, you are looking at the GrimmSpeed Lightweight Battery Tiedown. This is a great way to improve the looks and aesthetics of your en...