Featured Items

tyle="margin: 0cm;"> GrimmSpeed Lightweight Battery Mount Kit - 2008-2020 Subaru WRX and STI***Battery not Included, Require Odyssey PC680 Batte...

Laser cut, CNC Bent steel bracketDurable black texture powdercoatMounting for OEM distribution blockUtilizes Odyssey PC680 Battery (or anything of ...

Tired of that ugly OEM hood prop blocking your view of that beautiful FA20 boxer engine? Always wanted to open your feather-light hood with just a ...

Tired of that ugly OEM hood prop blocking your view of that beautiful FA20 boxer engine? Always wanted to open your feather-light hood with just a ...

GrimmSpeed Strut Tower Brace Bar (Red) for 2013-2017 Subaru BRZ Scion FR-S 86

GrimmSpeed Strut Tower Brace Bar (Black) for 2013-2017 Subaru BRZ Scion FR-S 86

GrimmSpeed Stealthbox Air Intake Kit (Black) for 2015-2020 Subaru STI

Disguise your ugly oil filter with the good-looking PERRIN Oil Filter Cover! Warranty: 5 Year Brand: PERRIN Performance Manufacturer Part Num...

Replace the ugly OEM plastic dipstick handle with the PERRIN Dipstick Handle. Made from CNC machined aluminum and featuring a black, blue, pink, ne...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

Using GFB’s TMS technology the Mach 2 can help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears. ...

A G-force/D-force Wiring Loom Replacement Part Number: gfb3855 Description: GFB G-Force/D-Force Wiring Loom Add-On: Not Applicable Brand: G...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

GFB lightweight pulley kits are made from aircraft-grade 6061-T6 aluminium and offer faster acceleration through significant weight reduction on th...

The FA24 engine in the 2022+ WRX now uses an electronically controlled factory diverter in place of the pneumatic bypass valve found on all previou...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining th...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining th...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining th...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining th...

GFB's DV+ design solves the longevity and boost leaking issues that are common with factory diverter valves, and also changes the operation method ...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining th...