Grimmspeed

It's no secret that GrimmSpeed intakes feature performance and aesthetics that lead the pack. With years of design theories and knowledge gained from their successful intake program, GS has developed...

It's no secret that GrimmSpeed intakes feature performance and aesthetics that lead the pack. With years of design theories and knowledge gained from their successful intake program, GS has developed...

Real 10whp gains in 30min with no tuning.Design requirements for this intake were simple: The intake must not only be safe for the engine but perform well both with and without tuning. The intake...

Real 10whp gains in 30min with no tuning.Design requirements for this intake were simple: The intake must not only be safe for the engine but perform well both with and without tuning. The intake...

GrimmSpeed brings you another innovative product, a first of its kind "Cool Touch" Delrin Oil Cap that fits all Subaru engines. No more burning an imprint of your oil cap onto your hand! Kick out...

GrimmSpeed 02-05 WRX Boost Control Solenoid

GrimmSpeed 02-05 WRX/04+ STi/04-08 FXT Downpipe 3in Catted

GrimmSpeed 02-05 WRX/04+ STi/04-08 FXT Downpipe 3in Catted Limited

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 02-07 Subaru Inpreza/WRX/STi Hood Struts

GrimmSpeed 02-07 Subaru WRX / 04+ STI / 04-07 FXT Thermal Dispersant Black Top Mount Intercooler

GrimmSpeed 02-07 Subaru WRX / 04+ STI Top Mount Intercooler Y-Pipe Kit - Black

GrimmSpeed 02-07 Subaru WRX / 04+ STI Top Mount Intercooler Y-Pipe Kit - Red

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 02-07 Subaru WRX/04+STI Top Mount Intercooler Blow-Off Valve Gasket

GrimmSpeed 02-07 Subaru WRX/04+STI Top Mount Intercooler Y-Pipe Gasket (Pair)

GrimmSpeed 02-07 WRX / 04-10+ STi BLACK Air Oil Separator

GrimmSpeed 02-07 WRX / 04-10+ STi BLUE Air Oil Separator

GrimmSpeed 02-07 WRX / 04-10+ STi RED Air Oil Separator

GrimmSpeed 02-05 WRX/04+ STi/04-08 FXT Downpipe 3in Catted Limited with Ceramic Coating

GrimmSpeed 02-07 WRX/STi MAF Block Off Plate

GrimmSpeed 03-08 Subaru Forester Hood Struts

GrimmSpeed 04-08 Subaru Forester XT (fits GS and 04-07 STI TMIC) TMIC Splitter

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

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

GrimmSpeed 05-09 Subaru Legacy GT Cold Air Intake - Black

GrimmSpeed 05-09 Subaru Legacy GT Cold Air Intake - Red

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