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IAG Performance 02-07 WRX / 04-21 STI Replacement Blow Off Valve Elbow Silver | IAG-ENG-5012SL
Regular price $59.99Regular priceUnit price per$59.99Sale price $59.99 -
Subaru OEM Oil Return Hose EJ25 Turbo Models | 807515712
Regular price $12.92Regular priceUnit price per$12.92Sale price $12.92 -
IAG Performance 02-14 WRX / 04-21 STI / 05-12 LGT / 04-13 FXT 8mm Thick Phenolic Spacers | IAG-AFD-3104
Regular price $69.99Regular priceUnit price per$69.99Sale price $69.99 -
IAG Performance 02-07 WRX / 04-21 STI Blow Off Valve Adapter | IAG-ENG-5011
Regular price $54.99Regular priceUnit price per$54.99Sale price $54.99 -
Mishimoto 02-07 WRX / 04-21 STI Aluminum Coolant Expansion Tank Black | MMRT-WRX-01EBK
Regular price $164.95Regular priceUnit price per$164.95Sale price $164.95 -
iBR FLX01 - Upgrade Kit (3 Pin and 5 Pin Harnesses)
Regular price $399.99Regular priceUnit price per$399.99Sale price $399.99 -
IAG 02-14 WRX/04-21 STI/04-13 FXT/05-12 LGT Timing Guide, Comp Tensioner & Red Racing Timing Belt Kit | IAG-ENG-5130
Regular price $799.99Regular priceUnit price per$799.99Sale price $799.99 -
IAG 02-14 WRX/04-21 STI/04-13 FXT/05-12 LGT Red Racing Timing Belt | IAG-ACC-5206
Regular price $229.99Regular priceUnit price per$229.99Sale price $229.99 -
IAG 02-14 WRX/04-21 STI/05-12 LGT/04-13 FXT Timing Belt Kit with IAG Red Racing Belt, Timing Guide, Adjustable Idlers & Tensioner | IAG-ENG-5132RD
Regular price $629.99Regular priceUnit price per$629.99Sale price $629.99 -
IAG STI Big Bore 76mm Throttle Body w/ Electronics & Adapter Intake Manifolds | IAG-AFD-2027BK
Regular price $379.99Regular priceUnit price per$379.99Sale price $379.99 -
IAG STI Big Bore 76mm Throttle Body w/ Electronics & Adapter Package Process West Intake Manifolds | IAG-AFD-2028BK
Regular price $379.99Regular priceUnit price per$379.99Sale price $379.99 -
IAG 06-14 WRX/07+ STI/07-12 LGT/09-13 FXT V3 Top Feed TGV Housings with Butterfly Pass Thru | IAG-AFD-3050SL
Regular price $349.99Regular priceUnit price per$349.99Sale price $349.99 -
IAG Performance 06-14 WRX / 07-21 STI / 07-12 LGT / 09-13 FXT V3 Black Top Feed TGV Housings with Butterfly Pass Thru | IAG-AFD-3050BK
Regular price $499.99Regular priceUnit price per$499.99Sale price $499.99 -
IAG 02-14 WRX/04-21 STI Timing Belt Kit with IAG Black Racing Belt, Timing Guide, Adjustable Idlers & Tensioner | IAG-ENG-5132BK
Regular price $629.99Regular priceUnit price per$629.99Sale price $629.99 -
IAG WRX, STI, LGT, FXT 750 EJ25 Subaru Closed Deck Short Block - 750BHP | IAG-ENG-S750
Regular price $4,999.99Regular priceUnit price per$4,999.99Sale price $4,999.99 -
IAG WRX, STI, LGT, FXT 950 EJ25 Subaru Closed Deck Short Block - 950 BHP | IAG-ENG-S950
Regular price $5,999.99Regular priceUnit price per$5,999.99Sale price $5,999.99
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.