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Process West 06-21 STI Intake Manifold Street Version Black | PWIM002B
Regular price $3,202.00Regular priceUnit price per$3,433.00Sale price $3,202.00Sale -
Invidia Uppipe No EGT Bung Subaru WRX 02-14 / STI 04-21 | HS06SW1UPP
Regular price $328.00Regular priceUnit price per$437.00Sale price $328.00Sale -
Perrin Top Mount Intercooler Coupler Red Subaru WRX 2002-2007 / STI 2004-21 | PSP-ITR-301RD
Regular price $38.00Regular priceUnit price per$64.00Sale price $38.00Sale -
Grimmspeed Uppipe - Subaru WRX/STI 2004-2014 | 00300X
Regular price From $440.00Regular priceUnit price per$440.00Sale price From $440.00 -
Killer B Motorsport 02-14 WRX / 04-21 STI High Performance Oil Pan w/ OG Style Pick and Baffle Combo | PPBC
Regular price $1,114.00Regular priceUnit price per$1,114.00Sale price $1,114.00 -
Go Fast Bits 02-07 WRX / 04-21 STI TMS Respons Hybrid Blow Off Valve | T9003
Regular price $489.00Regular priceUnit price per$543.00Sale price $489.00Sale -
Turbo XS WRX/STI OEM Downpipe to 3in Cat-Back Adapter w/Standard Exhaust Gasket | ADA-OEMDP-3CB
Regular price $48.00Regular priceUnit price per$64.00Sale price $48.00Sale -
Subaru OEM 1.3 Bar Radiator Cap Subaru All Models | ST4511355010
Regular price $124.00Regular priceUnit price per$126.00Sale price $124.00Sale -
Perrin 02-22 WRX / 04-21 STI / 98-23 Forester / 96-23 Outback / 93-22 Impreza / 90-23 Legacy / 13-22 Crosstrek / 13-23 BRZ / 22-23 GR86 / 13-16 FR-S Oil Fill Cap | PSP-ENG-711-PARENT
Regular price From $117.00Regular priceUnit price per$117.00Sale price From $117.00 -
Injector Dynamics 1050cc Top Feed Fuel Injectors Subaru WRX 2002-2014 / STI 2007-21 | 1050.48.11.WRX.4
Regular price $893.00Regular priceUnit price per$893.00Sale price $893.00 -
Perrin Stiffi Battery Tie Down Black Subaru Models | PSP-ENG-700BK
Regular price $79.00Regular priceUnit price per$135.00Sale price $79.00Sale -
HKS SSQV4 Blow Off Valve - Universal (71008-AK001)
Regular price $411.00Regular priceUnit price per$483.00Sale price $411.00Sale -
Grimmspeed Up Pipe 3-Bolt Inlet - Subaru 2002-2014 WRX / 2004-21 STI / 2005-2009 LGT / 2004-2013 FXT | 007064
Regular price $440.00Regular priceUnit price per$440.00Sale price $440.00 -
Killer B Motorsport 02-14 WRX / 04-21 STI 4-1 Holy Header Exhaust Manifold 2 Bolt | HH-2BOLT
Regular price $2,517.00Regular priceUnit price per$2,517.00Sale price $2,517.00 -
Cusco Oil Drain Plug M20x1.5 - Universal
Regular price $33.00Regular priceUnit price per$40.00Sale price $33.00Sale -
ARP 02-14 WRX / 02-21 STI Custom Age 625+ Head Stud Kit | 260-4704
Regular price $926.00Regular priceUnit price per$1,072.00Sale price $926.00Sale
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.