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Perrin Front Mount Intercooler Pipes Subaru WRX 2002-2007 / STI 2004-2007 (PSP-ITR-400-2BK/BK)
Regular price $1,254.00Regular priceUnit price per$1,816.00Sale price $1,254.00Sale -
Perrin 02-07 WRX / 04-21 STI Throttle Body Hose Black | PSP-ITR-301BK
Regular price $38.00Regular priceUnit price per$65.00Sale price $38.00Sale -
Grimmspeed 3-in Catted Downpipe Subaru 02-07 WRX/STI/FXT | 007082
Regular price $1,214.00Regular priceUnit price per$1,214.00Sale price $1,214.00 -
GrimmSpeed 02-07 WRX / 04-21 STI Air/Oil Separator | 078006
Regular price $491.00Regular priceUnit price per$491.00Sale price $491.00 -
AEM Electronics E85 High Flow In-Tank Fuel Pump - Universal | 50-1200
Regular price $220.00Regular priceUnit price per$245.00Sale price $220.00Sale -
Prosport Un-Equal Length Headers Subaru WRX 2002-2014 / STI 2004-2014
Regular price $990.00Regular priceUnit price per$1,100.00Sale price $990.00Sale -
Killer B 02-07 WRX / 04-21 STI OEM Coupler for Motorsport Extreme Flow HARD Turbo Inlet | TIEJCOE
Regular price $74.00Regular priceUnit price per$74.00Sale price $74.00 -
GrimmSpeed 02-14 WRX / 04-21 STI / 05-12 LGT / 04-13 FXT Intake Manifold to TGV Gasket Pair | 023001
Regular price $22.00Regular priceUnit price per$22.00Sale price $22.00 -
GrimmSpeed 02-07 WRX / 04-21 STI Intercooler Y-Pipe Gaskets | 020024
Regular price $27.00Regular priceUnit price per$27.00Sale price $27.00 -
Tomei 06-14 WRX / 04-21 STI / 05-09 LGT Head Gasket 1.2mm Pair | TA4070-SB02C
Regular price $197.00Regular priceUnit price per$197.00Sale price $197.00 -
Killer B Motorsports 02-07 WRX / 04-21 STI 3" Cast Turbo Inlet to 84mm Adapter Coupler | TIEJC84
Regular price $65.00Regular priceUnit price per$65.00Sale price $65.00 -
IAG 04-21 STI Big Bore 76mm Throttle Body w/ Electronics & Adapter Intake Manifolds | IAG-AFD-2027SL
Regular price $624.00Regular priceUnit price per$624.00Sale price $624.00 -
IAG 02-14 WRX / 04-21 STI / 05-12 LGT / 05-09 Outback XT / 04-13 FXT Stage 2 CNC Ported 11mm Oil Pump | IAG-ENG-2240
Regular price $739.00Regular priceUnit price per$739.00Sale price $739.00 -
Radium Engineering DIY Fuel Pump Wiring Kit - Universal | 17-0031
Regular price $125.00Regular priceUnit price per$132.00Sale price $125.00Sale -
Perrin 02-14 WRX / 04-21 STI / 05-09 LGT / 04-05 FXT Turbo Heat Shield Turbo | PSP-EXT-001
Regular price $97.00Regular priceUnit price per$168.00Sale price $97.00Sale -
Perrin 02-14 WRX / 04-21 STI / 05-09 Legacy / 04-13 Forester Lightened Crank Pulley Red | PSP-ENG-100RD
Regular price $128.00Regular priceUnit price per$222.00Sale price $128.00Sale
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.