Grimmspeed

If you upgrade your Subaru to a Blow-Through System you will need a way to block off the location where the old MAF Sensor was. The GrimmSpeed MAF Block Off Plate allows you to do just that! This...

GrimmSpeed 02-07 Subaru WRX / 04-07 Subaru STi / 02-05 Subaru Impreza Radiator Hose Kit - Black

GrimmSpeed 02-07 Subaru WRX / 04-07 Subaru STi / 02-05 Subaru Impreza Radiator Hose Kit - Red

GrimmSpeed 04-08 Subaru Forester XT Radiator Hose Kit - Black

GrimmSpeed 04-08 Subaru Forester XT Radiator Hose Kit - Red

GrimmSpeed 08-14 Subaru WRX / 08-17 Subaru STi / 09-13 Subaru Forester XT Radiator Hose Kit - Black

GrimmSpeed 08-14 Subaru WRX / 08-17 Subaru STi / 09-13 Subaru Forester XT Radiator Hose Kit - Red

GrimmSpeed Silicone Radiator Hoses Subaru's cooling system is only as reliable as its weakest component, which is often the old, dry-rotted OEM coolant hoses. As the vehicle ages, the integrity of...

The GrimmSpeed Top Mount Intercooler Splitter for the 2004-05 Subaru Impreza with WRX Hood Scoop is designed to increase the flow capacity of your TMIC by 70%. The CAD designed splitter evenly...

GrimmSpeed has provided a trusted 3-port EBCS (electronic boost control solenoid valve) solution for years that many Subaru tuners prefer. The 2015 - 20 Subaru WRX comes from the factory with a...

The internal wastegate (IWG) bracket is used in place of the stock wastegate actuator when moving to an external wastegate setup. In previous years, turbo owners had to weld the IWG shut on their...

The GrimmSpeed VF-Series Wastegate Bracket is designed to be used in place of your factory wastegate actuator when upgrading your turbocharger to an external wastegate setup. The purpose of the...

Grimmspeed T70 Torx tool makes your wrenching life a little easier. This tool comes in handy for those who need to change transmission fluid. Sold individually.

GrimmSpeed 02-07 Subaru Inpreza/WRX/STi Hood Struts

GrimmSpeed 03-08 Subaru Forester Hood Struts

GrimmSpeed 08-14 Subaru Impreza WRX Hood Struts

One bracket to rule them all. Fits ALL US WRX and STI Models - 2002-2016 fitments confirmed Extremely Adjustable - Mount them wide, tight, high, low or anywhere in between Heavy Duty Construction -...

GrimmSpeed Subaru BRZ / Scion FR-S Strut Tower Brace - Black

GrimmSpeed Subaru BRZ / Scion FR-S Strut Tower Brace - Red - 098009

GrimmSpeed 02-07 Subaru Impreza/WRX / 04-07 STI Radiator Shroud w/Tool Tray - Black

GrimmSpeed 02-07 Subaru Impreza/WRX / 04-07 STI Radiator Shroud w/Tool Tray - Red

GrimmSpeed 05-09 Subaru Legacy/Outback Radiator Shroud w/Tool Tray - Textured Black

GrimmSpeed 05-09 Subaru Legacy/Outback Radiator Shroud w/Tool Tray - Textured Red

GrimmSpeed 08+ Subaru Impreza/WRX/STI Radiator Shroud w/Tool Tray - Red

GrimmSpeed 15+ Subaru WRX/STI Radiator Shroud - Red

A Heavy Duty Multi-Layer 2.25"/2.5" Gasket with ALL Stainless Layers and Fire-Ring?? Yup! If you've dealt with sourcing exhaust gaskets before, you know that there are a lot of different options at a...

Tired of the endless searching for a 3" 2 Bolt premium gasket that doesn't blow out? Most aftermarket Subaru exhaust systems need a 3" 2 bolt gasket, however, a quality 3" 2 bolt style gasket is...

125% Thicker than OEM Gaskets!! GrimmSpeeds new 2X Thick 3" 2-Bolt gasket is hands down the most beefy 3" 2-Bolt gasket on the market. 12 LAYER! Tired of the endless searching for a 3" 2 Bolt...

FINALLY you have an option for an extra thick Exhaust Manifold to Up Pipe Gasket. The most troublesome mating joint in the Subaru exhaust track is the manifold to up pipe connection. More than 2x...

GrimmSpeed's 3 bolt multi-Layer stainless steel Subaru manifold to uppipe gasket features oem quality at a reduced price. The premium gasket is 22% thicker than OEM and features a 304 stainless steel...