Optimize your Subaru STI 2008-2014 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.
2008-2014 Subaru WRX STI Engine Parts
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Up to $83.95 off
In StockAWE Touring Edition Cat Back Exhaust Chrome Silver Quad Tips | 102mm | 3015-42104
Fits: 11-14 WRX, 11-21 STI Sedan
Only 6 leftRegular price $1,595.00Sale price $1,595.00 Regular priceUnit price per$1,678.95 -
Up to $83.95 off
In StockAWE Touring Edition Cat Back Exhaust Diamond Black Quad Tips | 102mm | 3015-43108
Fits: 11-14 WRX, 11-21 STI Sedan
Only 6 leftRegular price $1,595.00Sale price $1,595.00 Regular priceUnit price per$1,678.95 -
Up to $165.90 off
In StockPerrin FMIC Intercooler Pipes Only Subaru STI 2008-2014 | PSP-ITR-430-2BK/BK
Only 4 leftRegular price $940.10Sale price $940.10 Regular priceUnit price per$1,106.00 -
Up to $49.95 off
In StockPerrin Turbo Inlet Hose 3in Black
Fits: 02-07 WRX, 04-21 STI, 04-08 FXT
Only 4 leftRegular price $283.05Sale price $283.05 Regular priceUnit price per$333.00 -
![Aeromotive Fuel Pressure Regulator [Universal] | 13129](//jdmuscleusa.com/cdn/shop/products/aeromotive-fuel-pressure-regulator-13129-universal-fuel-pressure-regulators-aeromotive-aer13129.jpg?v=1614524090&width=220)
In StockAeromotive Fuel Pressure Regulator | 13129
Fits: Universal
Regular price $190.00Sale price $190.00 Regular priceUnit price per$190.00 -
In StockBrian Crower Intake Valves WRX 2002-2014 / STI 2004-2019
Only 11 leftRegular price From $147.81Sale price From $147.81 Regular priceUnit price per$0.00 -
Up to $2 off
In StockBLOX Racing Magnetic Drain Plug - Oil / 20x1.5mm WRX/STI EJ
Only 6 leftRegular price $20.00Sale price $20.00 Regular priceUnit price per$22.00 -
![Torque Solution [02-07 WRX / 04-21 STI] HKS Blow Off Valve Adapter w/Plug | TS-SU-HKSC](//jdmuscleusa.com/cdn/shop/products/torque-solution-hks-bov-adapter-flange-w-plug-subaru-wrx-2002-2007-sti-2004-2019-blow-off-valve-flanges-torque-solution-tqsts-su-hksc.jpg?v=1614519348&width=220)
Torque Solution HKS Blow Off Valve Adapter w/Plug | TS-SU-HKSC
Fits: 02-07 WRX / 04-21 STI
Regular price $52.00Sale price $52.00 Regular priceUnit price per$52.00 -
Torque Solution VF Turbo Wastegate Bracket
Fits: 08-14 WRX, 04-21 STI
Regular price $52.00Sale price $52.00 Regular priceUnit price per$52.00 -
Torque Solution Billet Aluminum 1.25in Bypass Plug WRX/STI / EVO - Universal
Regular price $18.00Sale price $18.00 Regular priceUnit price per$18.00 -
Torque Solution Spark Plug Gap Tool w/ Feeler Gauge 14mm - Universal
Regular price $50.00Sale price $50.00 Regular priceUnit price per$50.00 -
![Torque Solution [02-14 WRX, 07-21 STI, 07-12 LGT, 06-13 FXT] Braided Fuel Line Kit for -6 Aeromotive FPR | TS-SU-6FLK-AM](//jdmuscleusa.com/cdn/shop/products/torque-solution-braided-fuel-line-kit-for-6-aeromotive-fpr-subaru-wrx-02-14-sti-07-19-fuel-lines-and-fittings-torque-solution-tqsts-su-6flk-am.jpg?v=1614518853&width=220)
Up to $30.55 off
In StockTorque Solution Braided Fuel Line Kit for -6 Aeromotive FPR | TS-SU-6FLK-AM
Fits: 02-14 WRX, 07-21 STI, 07-12 LGT, 06-13 FXT
Only 5 leftRegular price $225.00Sale price $225.00 Regular priceUnit price per$255.55 -
Up to $0.95 off
In StockTurbo XS T Clamp Stainless Steel 74-80mm/2.91-3.14in - Universal
Regular price $5.00Sale price $5.00 Regular priceUnit price per$5.95 -
In StockWalbro 255LPH Fuel Pump Only - Universal
Regular price $81.00Sale price $81.00 Regular priceUnit price per$81.00 -
GrimmSpeed MAF Block Off - WRX/STI / Forester XT 2002-21
Regular price From $62.00Sale price From $62.00 Regular priceUnit price per$62.00 -
GrimmSpeed Top Mount Intercooler Thermal - Black
Fits: 02-07 WRX, 04-21 STI, 04-08 FXT
Regular price $1,065.00Sale price $1,065.00 Regular priceUnit price per$1,065.00
![Aeromotive Fuel Pressure Regulator [Universal] | 13129](http://jdmuscleusa.com/cdn/shop/products/aeromotive-fuel-pressure-regulator-13129-universal-fuel-pressure-regulators-aeromotive-aer13129.jpg?v=1614524090&width=220)
![Torque Solution [02-07 WRX / 04-21 STI] HKS Blow Off Valve Adapter w/Plug | TS-SU-HKSC](http://jdmuscleusa.com/cdn/shop/products/torque-solution-hks-bov-adapter-flange-w-plug-subaru-wrx-2002-2007-sti-2004-2019-blow-off-valve-flanges-torque-solution-tqsts-su-hksc.jpg?v=1614519348&width=220)
![Torque Solution [02-14 WRX, 07-21 STI, 07-12 LGT, 06-13 FXT] Braided Fuel Line Kit for -6 Aeromotive FPR | TS-SU-6FLK-AM](http://jdmuscleusa.com/cdn/shop/products/torque-solution-braided-fuel-line-kit-for-6-aeromotive-fpr-subaru-wrx-02-14-sti-07-19-fuel-lines-and-fittings-torque-solution-tqsts-su-6flk-am.jpg?v=1614518853&width=220)
