Products Under 250

GrimmSpeed is proud to provide the most complete and easy to use 3-Port Electronic Boost Solenoid for available for all turbo Subarus. Unlike your ...

The Grimmspeed aluminum alternator cover for the Subaru WRX and STI replaces the ugly factory cover in your choice of Red, Silver and Black. Laser ...

The Grimmspeed aluminum alternator cover for the Subaru WRX and STI replaces the ugly factory cover in your choice of Red, Silver and Black. Laser ...

 We all know how bad the OEM Subaru Top Mount Intercooler Gaskets are. They are the greatest source of leaks in the entire intake stream. Fear not,...

We know running a front plate sucks. The unsightliness and blockage of airflow into your radiator and / or front mount is a burden some of us in se...

The OEM Subaru crank pulley has been a cause for concern ever since its original design. It is extremely heavy, susceptible to catastrophic failure...

Your factory crank pulley is responsible for transferring energy from your crankshaft to your water pump, a/c compressor and alternator. It does th...

Your factory crank pulley is responsible for transferring energy from your crankshaft to your water pump, a/c compressor and alternator. It does th...

Your factory crank pulley is responsible for transferring energy from your crankshaft to your water pump, a/c compressor and alternator. It does th...

Your factory crank pulley is responsible for transferring energy from your crankshaft to your water pump, a/c compressor and alternator. It does th...

The Next Level of Boost Control. We are proud to present The GrimmSpeed Manual Boost Controller, the most refined manual BC available on the market...

Pressing Subaru brakes leaves a lot to be desired, especially when every inch counts in a race or when you are depending on them to save your life!...

Pressing Subaru brakes leaves a lot to be desired, especially when every inch counts during a race or when you are depending on them to save your l...

Pressing the Subaru/Scion brakes leaves a lot to be desired, especially when every inch counts in a race or when you are depending on them to save ...

Do you know what your intake manifold sits on?...a superheated boxer engine. If you don't know already, the cooler your intake air is the more HP y...

Do you know what your intake manifold sits on?...a superheated boxer engine. If you don't know already, the cooler your intake air is the more HP y...

If style and function is what you want under the hood of your BRZ the Grimmspeed Pulley cover with tool tray is the perfect accessory. The Grimmspe...

Your Subaru’s cooling system is only as good as its weakest link, commonly that’s the old, dry-rotted OEM coolant hoses. As your Subaru ages and th...

Your Subaru’s cooling system is only as good as its weakest link, commonly that’s the old, dry-rotted OEM coolant hoses. As your Subaru ages and th...

Your Subaru’s cooling system is only as good as its weakest link, commonly that’s the old, dry-rotted OEM coolant hoses. As your Subaru ages and th...