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Forced Performance 84mm Turbo Inlet Subaru WRX 2002-2007 / STI 2004+ | 8005010A
Regular price $199.00Regular priceUnit price per$199.00Sale price $199.00 -
Forced Performance FP GREEN 57S Turbocharger 84MM CH 8CM Turbine Housing External Wastegate Oil Line Included for Subaru STI 2004+/ WRX 2002-2007 | 2029130
Regular price $1,449.00Regular priceUnit price per$1,449.00Sale price $1,449.00 -
Forced Performance Black HTZ Turbocharger Subaru WRX 2002-2007 / STI 2004+ | 2025150
Regular price $1,649.00Regular priceUnit price per$1,649.00Sale price $1,649.00 -
Forced Performance XR Black Turbocharger EWG Subaru WRX 2002-2007 / STI 2004+ | 2027062
Regular price $2,899.00Regular priceUnit price per$2,899.00Sale price $2,899.00 -
Killer B Motorsport 02-14 WRX / 04-21 STI Super G Series Cast High Performance Oil Pan | EJ25PAN-G
Regular price $714.00Regular priceUnit price per$714.00Sale price $714.00 -
Killer B Motorsport 02-14 WRX / 04-21 STI High Performance Oil Pan w/ High Flow Style Pick and Baffle Combo | PPBC-HF
Regular price $725.00Regular priceUnit price per$725.00Sale price $725.00 -
Killer B Motorsport 02-14 WRX / 04-21 STI High Flow Style Oil Pickup | 110-HF
Regular price $181.00Regular priceUnit price per$181.00Sale price $181.00 -
Killer B Performance Radiator Subaru WRX 2002-2007 / STi 2002-2007 | KBMRAD04
Regular price $2,599.00Regular priceUnit price per$2,599.00Sale price $2,599.00 -
Injector Dynamics ID1050X Fuel Injectors w/Top Feed Fuel Rails Subaru STI 2004-2006 / Legacy GT 2005-2006 | 1050.18.01.48.14.4
Regular price $745.50Regular priceUnit price per$745.50Sale price $745.50 -
Injector Dynamics Fuel Injectors 1300cc w/ Top Feed Fuel Rails Subaru STI 2004-2006 / Legacy GT 2005-2006 | 1300.18.01.48.14.4
Regular price $1,144.50Regular priceUnit price per$1,144.50Sale price $1,144.50 -
Injector Dynamics Fuel Injectors 1700cc w/ Top Feed Fuel Rails Subaru STI 2004-2006 / Legacy GT 2005-2006 | 1700.18.01.48.14.4
Regular price $1,417.50Regular priceUnit price per$1,417.50Sale price $1,417.50 -
Injector Dynamics ID2600-XDS Fuel Injectors Top Feed Conversion Kit Subaru STI 2004-2006 | 2600.18.01.48.14.4
Regular price $1,648.50Regular priceUnit price per$1,648.50Sale price $1,648.50 -
MagnaFlow Converters Direct-Fit Subaru WRX 2004-2007 / STI 2.5L T 2004-2007 | 49984
Regular price $479.00Regular priceUnit price per$479.00Sale price $479.00 -
Cobb Front Mount Intercooler Core Silver Subaru WRX 2004-2007 / STI 2004-2007 | 712502-SL
Regular price $1,025.00Regular priceUnit price per$1,025.00Sale price $1,025.00 -
Cobb Front Mount Intercooler Core Black Subaru WRX 2004-2007 / STI 2004-2007 | 712502-BK
Regular price $1,025.00Regular priceUnit price per$1,025.00Sale price $1,025.00 -
Cobb SF Intake System Hardware Kit Subaru WRX 2002-2007 / STI 2002-2007 / Forester XT 2004-2008 | 712100-HW
Regular price $5.00Regular priceUnit price per$5.00Sale price $5.00
Optimize your Subaru STI 2004-2007 engine's performance with a comprehensive range of top-quality aftermarket parts from industry-leading brands. Elevate the power and efficiency of your vehicle with ETS, HKS, Perrin, Mishimoto, AMS, Grimmspeed, Cobb, Remark, PLM, Turbosmart, IAG Performance, and more. Enhance airflow and filtration through AIR INTAKE DUCTS and COLD AIR INTAKES, while maintaining engine cleanliness with AIR OIL SEPARATORS and CATCH CANS. Experience impeccable control and responsiveness with BLOW OFF VALVES and BOOST CONTROL SOLENOID COVERS, complemented by the reliability of ENGINE MOUNTS and meticulously crafted ENGINE MANAGEMENT HARNESSES. Simplify maintenance and improve overall performance with DIPSTICKS and explore comprehensive ENGINE PACKAGE DEALS for a holistic approach to upgrading your Subaru WRX's engine. Unleash the full potential of your vehicle through precision-engineered components designed to deliver both power and durability, all meticulously designed to give your Subaru STI the edge on the road or track.