Engine Mods

DESCRIPTION We decided on a subtle design for this cover that mimics the “vent” styling on our matching GrimmSpeed Alternator Cover. Is it made fro...

DESCRIPTION Elevate the style of your Subaru’s engine bay with GrimmSpeed Titanium Fender Shrouds, designed for enthusiasts who want both function ...

DESCRIPTION The GrimmSpeed Front Mount Intercooler Kit for the 2008–2014 STI is engineered to deliver maximum cooling efficiency with minimal press...

DESCRIPTION The GrimmSpeed Front Mount Intercooler Kit for the 2008–2014 WRX is engineered to deliver exceptional cooling efficiency without sacrif...

DESCRIPTION Protect your 2015–2021 Subaru STI engine with the Verus Engineering Air Oil Separator, designed to keep oil out of the intake system an...

DESCRIPTION Upgrade your 2022+ Subaru WRX engine bay with the GrimmSpeed Titanium Radiator Shroud. Built on the proven design of GrimmSpeed’s long-...

DESCRIPTION Upgrade your 2015–2021 Subaru WRX or STI engine bay with GrimmSpeed Titanium Fender Shrouds. These precision-crafted titanium panels re...

DESCRIPTION Upgrade your WRX’s engine bay with the COBB Redline Matte Carbon Fiber Fuse Cover. Crafted from solid carbon fiber with a refined 2x2 t...

DESCRIPTION Your engine bay deserves more than plain plastic. The COBB Redline Matte Carbon Fiber Fuse Cover for the 2022+ Subaru WRX brings a prem...

Emissions 50 State Legal. This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with th...

Description The COBB Redline Matte Carbon Fiber Fender Shrouds for the VB WRX are constructed of hand-laid 2x2 twill weave carbon fiber sheets. A d...

DESCRIPTION These 1000cc Fuel Injector Clinic Top Feed Converted Injectors are designed for the 2004-2006 STI using original tumblers with the FIC ...

DESCRIPTION These Fuel Injector Clinic 775cc Top Feed Converted Injectors are designed for 2004-2006 STI models running original tumblers with an F...

DESCRIPTION These Fuel Injector Clinic 1650cc Top Feed Converted Injectors are built for 2004-2006 STI models running original tumblers with an FIC...

DESCRIPTION These Fuel Injector Clinic 1200cc Top Feed Converted Injectors are designed specifically for 2004-2006 STI models running original tumb...

DESCRIPTION These Fuel Injector Clinic 650cc Top Feed Converted Injectors are made for 2004-2006 STI models running original tumblers with an FIC t...

DESCRIPTION These Fuel Injector Clinic 1440cc Top Feed Converted Injectors are designed for 2004-2006 STI models equipped with original tumblers an...

DESCRIPTION The Fuel Injector Clinic 1440cc Top Feed Injectors for the 2002-2014 WRX and 2007-2021 STI deliver a major increase in fuel capacity, m...

DESCRIPTION The Fuel Injector Clinic 775cc Top Feed Injectors for the 2002-2014 WRX and 2007-2021 STI deliver a solid step up in fueling capacity f...

DESCRIPTION The Fuel Injector Clinic 2150cc Top Feed Injectors for the 2002-2014 WRX and 2007-2021 STI are built for high-horsepower setups that de...

DESCRIPTION The Fuel Injector Clinic 1200cc Top Feed Injectors for the 2002-2014 WRX and 2007-2021 STI deliver the added fueling capacity needed fo...

DESCRIPTION The Fuel Injector Clinic 1650cc Top Feed Injectors for the 2002-2014 WRX and 2007-2021 STI provide the fuel delivery needed for high-po...

IAG 1150 LONG BLOCK ENGINE WITH IAG 1150 HEADS FOR 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT A "DROP-IN" SOLUTION The IAG Perf...

IAG 1150 2.35L DESTROKED LONG BLOCK ENGINE W/ IAG 1150 HEADS DROP IN AND DRIVE The IAG Performance hand-built Subaru 11...

IAG 950 2.35L DESTROKED LONG BLOCK ENGINE W/ IAG 950 HEADS DROP IN AND DRIVE The IAG Performance han...

DESCRIPTION The GrimmSpeed Front Strut Bar for the 2022+ Subaru WRX delivers a precise blend of structural rigidity and clean design. Built with fo...

DESCRIPTION The GrimmSpeed Stage 1 Power Package combines GrimmSpeed's Cold Air Intake System, as well as the GrimmSpeed 3-Port Electronic Boost Co...

The AMS Performance 2022+ Subaru WRX Front Mount Intercooler provides exceptional heat transfer efficiency due to its superior engineering, materia...

DESCRIPTION The Stage 1+ CAN Flex Fuel Power Package is the ultimate upgrade for 2022+ Subaru WRX owners looking to harness the power of E85/ethano...