Collection: Subaru STI 2004-2007 Engine Parts
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Invidia Divorced Catted Downpipe Subaru WRX / STI 2002-2007 / Forester XT 2004-2008 | HS05SW1DPC
Regular price $695.10 USDRegular priceUnit price / per$993.00 USDSale price $695.10 USDSale -
PLM Power Driven Subaru EWG Up Pipe with Dump Tube 44mm | PLM-SUB-UP-PIPE-EWG-44MM
Regular price $229.00 USDRegular priceUnit price / per$295.00 USDSale price $229.00 USDSale -
Tomei 08-14 WRX / 04-21 STI Equal Length Exhaust Manifold | TB6010-SB02B
Regular price $801.00 USDRegular priceUnit price / per$801.00 USDSale price $801.00 USD -
GrimmSpeed Downpipe to Catback 3in Gasket - Universal | 022001
Regular price $22.00 USDRegular priceUnit price / per$22.00 USDSale price $22.00 USD -
GrimmSpeed 02-07 WRX / 04-21 STI Blow Off Valve Flange Gasket | 020023
Regular price $13.00 USDRegular priceUnit price / per$13.00 USDSale price $13.00 USD -
PLM Power Driven EWG Up Pipe with Dump Tube 38mm Subaru WRX 2002-2014 / STI 2004-2020 / Baja Turbo 2004-2006 / Forester XT 2004-2013 / Legacy GT 2005-2009 / Turbo 1991-1994 / Outback XT 2005-2009 | PLM-SUB-UP-PIPE-EWG-38MM
Regular price $279.00 USDRegular priceUnit price / per$349.00 USDSale price $279.00 USDSale -
Perrin 3" Catted Divorced Wastegate Downpipe | 02-14 WRX / 04-21 STI / 05-09 LGT / 04-13 FXT | PSP-EXT-210
Regular price $679.15 USDRegular priceUnit price / per$799.00 USDSale price $679.15 USDSale -
Tial 44mm MVR External Wastegate - Universal
Regular price From $426.00 USDRegular priceUnit price / per$426.00 USDSale price From $426.00 USD -
Perrin 02-07 WRX / 04-21 STI / 04-08 FXT Turbo Inlet Hose Black | PSP-INT-401
Regular price $283.05 USDRegular priceUnit price / per$333.00 USDSale price $283.05 USDSale -
GrimmSpeed Head to Exhaust Manifold Gaskets (Pair) Suabru Turbo Models | 020001
Regular price $22.00 USDRegular priceUnit price / per$22.00 USDSale price $22.00 USD -
Grimmspeed 02-14 WRX / 04-21 STI Top Mount Intercooler Silicone Coupler Kit Black
Regular price $89.00 USDRegular priceUnit price / per$89.00 USDSale price $89.00 USD -
AEM 340LPH 65mm Fuel Pump Kit w/o Mounting Hooks Ethanol Compatible - Universal (50-1220)
Regular price $133.95 USDRegular priceUnit price / per$149.00 USDSale price $133.95 USDSale -
HKS 06-14 WRX / 04-21 STI Stainless Steel Equal Length Exhaust Manifold | 14019-AF002
Regular price $595.00 USDRegular priceUnit price / per$700.00 USDSale price $595.00 USDSale -
Perrin Battery Tie Down Neon Yellow Most Subaru Models | PSP-ENG-700NY
Regular price $74.80 USDRegular priceUnit price / per$88.00 USDSale price $74.80 USDSale -
Process West 06-21 STI Intake Manifold Street Version Black | PWIM002B
Regular price $1,981.66 USDRegular priceUnit price / per$2,098.95 USDSale price $1,981.66 USDSale -
Perrin 02-07 WRX / 04-21 STI Recirculating Blow off Valve Red | PSP-TAC-600RD
Regular price $225.25 USDRegular priceUnit price / per$249.00 USDSale price $225.25 USDSale
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.