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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In StockCobb Tuning SF Intake System Hardware Kit
Fits: 08-14 WRX, 08-21 STI, 09-13 Forester XT, 09-10 Impreza 2.5 GT
Only 11 leftRegular price $16.00Sale price $16.00 Regular priceUnit price per$16.00 -
![Cobb Tuning [08-14 WRX, 08-21 STI, 09-13 Forester XT] SF Short Ram Intake System - Blue](//jdmuscleusa.com/cdn/shop/files/preview_images/537912932-6ee69593d31119d3cd0638e4ac9bfdc0efe687c7f41b0e800a2afc196788de63-d_295x166_5337a7ec-ef37-47c9-b4c9-2e46f860d47e.jpg?v=1789295987&width=220)
In StockCobb Tuning SF Short Ram Intake System - Blue
Fits: 08-14 WRX, 08-21 STI, 09-13 Forester XT
Only 11 leftRegular price $340.00Sale price $340.00 Regular priceUnit price per$340.00 -
![COBB [08 - 14 WRX/STI, 09 - 13 Forester XT] Stage 1+ Power Package w/ V3 AccessPORT | 615X01P - JDMuscleStaged Power Packagescobb615X01P-BKBlack](//jdmuscleusa.com/cdn/shop/products/cobb-08-14-wrxsti-09-13-forester-xt-stage-1-power-package-w-v3-accessport-615x01p-9525067.jpg?v=1770336438&width=220)
![COBB [08 - 14 WRX/STI, 09 - 13 Forester XT] Stage 1+ Power Package w/ V3 AccessPORT | 615X01P - JDMuscleStaged Power Packagescobb615X01P-BKBlack](//jdmuscleusa.com/cdn/shop/products/cobb-08-14-wrxsti-09-13-forester-xt-stage-1-power-package-w-v3-accessport-615x01p-4422856.jpg?v=1770336439&width=220)
In StockCobb Tuning Stage 1+ Power Package w/V3 Accessport - Stealth Black/COBB Blue Intake
Fits: 08-14 WRX, 08-14 STI, 09-13 Forester XT, 09-10 Impreza 2.5GT
Regular price $1,180.00Sale price $1,180.00 Regular priceUnit price per$1,180.00 -
![COBB [08 - 14 WRX, 08 - 21 STI, 09 - 13 FXT] SF Intake System - Black | 715100 - BK - JDMuscleIntakescobb715100-BK](//jdmuscleusa.com/cdn/shop/products/cobb-08-14-wrx-08-21-sti-09-13-fxt-sf-intake-system-black-715100-bk-6796051.jpg?v=1770336436&width=220)
![COBB [08 - 14 WRX, 08 - 21 STI, 09 - 13 FXT] SF Intake System - Black | 715100 - BK - JDMuscleIntakescobb715100-BK](//jdmuscleusa.com/cdn/shop/products/cobb-08-14-wrx-08-21-sti-09-13-fxt-sf-intake-system-black-715100-bk-3520725.jpg?v=1770336436&width=220)
In StockCobb Tuning SF Intake System - Black
Fits: 08-14 WRX, 08-21 STI, 09-13 Forester XT
Regular price $340.00Sale price $340.00 Regular priceUnit price per$340.00 -
![Torque Solution [02-14 WRX, 07-20 STI, 08-12 LGT, 06-13 FXT] Top Feed Fuel Rails Black - JDMuscleFuel RailstqsTS-SU-400BK.2](//jdmuscleusa.com/cdn/shop/files/torque-solution-02-14-wrx-07-20-sti-08-12-lgt-06-13-fxt-top-feed-fuel-rails-black-8433037.jpg?v=1786511648&width=220)
![Torque Solution [02-14 WRX, 07-20 STI, 08-12 LGT, 06-13 FXT] Top Feed Fuel Rails Black - JDMuscleFuel RailstqsTS-SU-400BK.2](//jdmuscleusa.com/cdn/shop/files/torque-solution-02-14-wrx-07-20-sti-08-12-lgt-06-13-fxt-top-feed-fuel-rails-black-9514976.jpg?v=1786511649&width=220)
Up to $25.21 off
In StockTorque Solution Top Feed Fuel Rails Black
Fits: 02-14 WRX, 07-20 STI, 08-12 LGT, 06-13 FXT
Only 7 leftRegular price $197.00Sale price $197.00 Regular priceUnit price per$222.21 -
Moroso Coolant Expansion Tank WRX 2008-2020 / STI 2008-2020 | 63871
Regular price $225.99Sale price $225.99 Regular priceUnit price per$225.99 -
![Radium Engineering [08-21 WRX/STI, 05-09 LGT] V2 Fuel Pump Hanger for use w/ DW400 Pumps | 20-0781-00 - JDMuscleFuel Pumps and Accessoriesrad20-0781-00](//jdmuscleusa.com/cdn/shop/products/radium-engineering-08-21-wrxsti-05-09-lgt-v2-fuel-pump-hanger-for-use-w-dw400-pumps-20-0781-00-1683143.jpg?v=1781013620&width=220)
![Radium Engineering [08-21 WRX/STI, 05-09 LGT] V2 Fuel Pump Hanger for use w/ DW400 Pumps | 20-0781-00 - JDMuscleFuel Pumps and Accessoriesrad20-0781-00](//jdmuscleusa.com/cdn/shop/products/radium-engineering-08-21-wrxsti-05-09-lgt-v2-fuel-pump-hanger-for-use-w-dw400-pumps-20-0781-00-4343294.jpg?v=1781013620&width=220)
Up to $27 off
In StockRadium Engineering V2 Fuel Pump Hanger for use w/ DW400 Pumps | 20-0781-00
Fits: 08-21 WRX/STI, 05-09 LGT
Only 4 leftRegular price $512.95Sale price $512.95 Regular priceUnit price per$539.95 -
![FactionFab [11-14 WRX, 08-14 STI] Axle Back Exhaust w/ Polished Tips Hatchback | 1.10200.1 - JDMuscleAxle Back ExhaustsFFA1.10200.1](//jdmuscleusa.com/cdn/shop/products/factionfab-11-14-wrx-08-14-sti-axle-back-exhaust-w-polished-tips-hatchback-1102001-3585597.jpg?v=1781014096&width=220)
FactionFab Axle Back Exhaust w/ Polished Tips Hatchback | 1.10200.1
Fits: 11-14 WRX, 08-14 STI
Regular price $460.80Sale price $460.80 Regular priceUnit price per$415.00 -
![Tomei [06-14 WRX / 04+ STI] Head Gaskets 101.0 Bore 1.5MM Thickness | TOMTA4070-SB02D - JDMuscleHead GasketsTOMTA4070-SB02D](//jdmuscleusa.com/cdn/shop/products/tomei-06-14-wrx-04-sti-head-gaskets-1010-bore-15mm-thickness-tomta4070-sb02d-7740407.jpg?v=1781014150&width=220)
![Tomei [06-14 WRX / 04+ STI] Head Gaskets 101.0 Bore 1.5MM Thickness | TOMTA4070-SB02D - JDMuscleHead GasketsTOMTA4070-SB02D](//jdmuscleusa.com/cdn/shop/products/tomei-06-14-wrx-04-sti-head-gaskets-1010-bore-15mm-thickness-tomta4070-sb02d-8685208.jpg?v=1781014150&width=220)
Up to $12 off
In StockTomei Head Gaskets 101.0 Bore 1.5MM Thickness | TOMTA4070-SB02D
Fits: 06-14 WRX / 04+ STI
Only 5 leftRegular price $108.00Sale price $108.00 Regular priceUnit price per$120.00 -
![Tomei [06-14 WRX/04-21 STI] Head Gasket 101.0mm 1.0mm | TOMTA4070-SB02B - JDMuscleHead GasketsTOMTA4070-SB02B](//jdmuscleusa.com/cdn/shop/products/tomei-06-14-wrx04-21-sti-head-gasket-1010mm-10mm-tomta4070-sb02b-3302562.jpg?v=1781014150&width=220)
![Tomei [06-14 WRX/04-21 STI] Head Gasket 101.0mm 1.0mm | TOMTA4070-SB02B - JDMuscleHead GasketsTOMTA4070-SB02B](//jdmuscleusa.com/cdn/shop/products/tomei-06-14-wrx04-21-sti-head-gasket-1010mm-10mm-tomta4070-sb02b-5420424.jpg?v=1781014150&width=220)
Up to $12 off
In StockTomei Head Gasket 101.0mm 1.0mm | TOMTA4070-SB02B
Fits: 06-14 WRX/04-21 STI
Only 2 leftRegular price $108.00Sale price $108.00 Regular priceUnit price per$120.00 -
Up to $20 off
In StockTomei Timing Belt Subaru 2002-2014 WRX / 2004+ STI | TOMTB101A-SB01A
Only 5 leftRegular price $180.00Sale price $180.00 Regular priceUnit price per$200.00 -
Up to $48 off
In StockTomei Race Spec +1mm Intake/Exhaust Valve Set WRX 2002-2014 / STI 2004+ | TOMTA303A-SB01A
Only 5 leftRegular price $432.00Sale price $432.00 Regular priceUnit price per$480.00 -
![Forced Performance [02-07 WRX, 04-21 STI, 04-08 FXT] 84mm Turbo Inlet | 8005010A - JDMuscleTurbo Inlet Hoses and PipesFPT8005010A](//jdmuscleusa.com/cdn/shop/products/forced-performance-02-07-wrx-04-21-sti-04-08-fxt-84mm-turbo-inlet-8005010a-8075027.jpg?v=1781014154&width=220)
Forced Performance 84mm Turbo Inlet | 8005010A
Fits: 02-07 WRX, 04-21 STI, 04-08 FXT
Regular price $1,022.00Sale price $1,022.00 Regular priceUnit price per$1,022.00 -
In StockInjector Dynamics 02-14 WRX / 07-21 STI / 07-09 LGT / 06-08 FXT Fuel Injectors Top Feed 2600-XDS | 2600.48.11.WRX.4
Only 5 leftRegular price $1,593.90Sale price $1,593.90 Regular priceUnit price per$1,593.90 -
In StockGrimmSpeed Fender Shroud - Red WRX/STI 2008-2014 | 096059
Only 3 leftRegular price $124.00Sale price $124.00 Regular priceUnit price per$124.00 -
In StockGrimmspeed 08-14 WRX/STI / 18-21 STI Post MAF Hose Kit Red | 125012
Only 1 leftRegular price $121.00Sale price $121.00 Regular priceUnit price per$121.00
![Cobb Tuning [08-14 WRX, 08-21 STI, 09-13 Forester XT] SF Short Ram Intake System - Blue](http://jdmuscleusa.com/cdn/shop/files/preview_images/537912932-6ee69593d31119d3cd0638e4ac9bfdc0efe687c7f41b0e800a2afc196788de63-d_295x166_5337a7ec-ef37-47c9-b4c9-2e46f860d47e.jpg?v=1789295987&width=220)
![COBB [08 - 14 WRX/STI, 09 - 13 Forester XT] Stage 1+ Power Package w/ V3 AccessPORT | 615X01P - JDMuscleStaged Power Packagescobb615X01P-BKBlack](http://jdmuscleusa.com/cdn/shop/products/cobb-08-14-wrxsti-09-13-forester-xt-stage-1-power-package-w-v3-accessport-615x01p-9525067.jpg?v=1770336438&width=220)
![COBB [08 - 14 WRX/STI, 09 - 13 Forester XT] Stage 1+ Power Package w/ V3 AccessPORT | 615X01P - JDMuscleStaged Power Packagescobb615X01P-BKBlack](http://jdmuscleusa.com/cdn/shop/products/cobb-08-14-wrxsti-09-13-forester-xt-stage-1-power-package-w-v3-accessport-615x01p-4422856.jpg?v=1770336439&width=220)
![COBB [08 - 14 WRX, 08 - 21 STI, 09 - 13 FXT] SF Intake System - Black | 715100 - BK - JDMuscleIntakescobb715100-BK](http://jdmuscleusa.com/cdn/shop/products/cobb-08-14-wrx-08-21-sti-09-13-fxt-sf-intake-system-black-715100-bk-6796051.jpg?v=1770336436&width=220)
![COBB [08 - 14 WRX, 08 - 21 STI, 09 - 13 FXT] SF Intake System - Black | 715100 - BK - JDMuscleIntakescobb715100-BK](http://jdmuscleusa.com/cdn/shop/products/cobb-08-14-wrx-08-21-sti-09-13-fxt-sf-intake-system-black-715100-bk-3520725.jpg?v=1770336436&width=220)
![Torque Solution [02-14 WRX, 07-20 STI, 08-12 LGT, 06-13 FXT] Top Feed Fuel Rails Black - JDMuscleFuel RailstqsTS-SU-400BK.2](http://jdmuscleusa.com/cdn/shop/files/torque-solution-02-14-wrx-07-20-sti-08-12-lgt-06-13-fxt-top-feed-fuel-rails-black-8433037.jpg?v=1786511648&width=220)
![Torque Solution [02-14 WRX, 07-20 STI, 08-12 LGT, 06-13 FXT] Top Feed Fuel Rails Black - JDMuscleFuel RailstqsTS-SU-400BK.2](http://jdmuscleusa.com/cdn/shop/files/torque-solution-02-14-wrx-07-20-sti-08-12-lgt-06-13-fxt-top-feed-fuel-rails-black-9514976.jpg?v=1786511649&width=220)
![Radium Engineering [08-21 WRX/STI, 05-09 LGT] V2 Fuel Pump Hanger for use w/ DW400 Pumps | 20-0781-00 - JDMuscleFuel Pumps and Accessoriesrad20-0781-00](http://jdmuscleusa.com/cdn/shop/products/radium-engineering-08-21-wrxsti-05-09-lgt-v2-fuel-pump-hanger-for-use-w-dw400-pumps-20-0781-00-1683143.jpg?v=1781013620&width=220)
![Radium Engineering [08-21 WRX/STI, 05-09 LGT] V2 Fuel Pump Hanger for use w/ DW400 Pumps | 20-0781-00 - JDMuscleFuel Pumps and Accessoriesrad20-0781-00](http://jdmuscleusa.com/cdn/shop/products/radium-engineering-08-21-wrxsti-05-09-lgt-v2-fuel-pump-hanger-for-use-w-dw400-pumps-20-0781-00-4343294.jpg?v=1781013620&width=220)
![FactionFab [11-14 WRX, 08-14 STI] Axle Back Exhaust w/ Polished Tips Hatchback | 1.10200.1 - JDMuscleAxle Back ExhaustsFFA1.10200.1](http://jdmuscleusa.com/cdn/shop/products/factionfab-11-14-wrx-08-14-sti-axle-back-exhaust-w-polished-tips-hatchback-1102001-3585597.jpg?v=1781014096&width=220)
![Tomei [06-14 WRX / 04+ STI] Head Gaskets 101.0 Bore 1.5MM Thickness | TOMTA4070-SB02D - JDMuscleHead GasketsTOMTA4070-SB02D](http://jdmuscleusa.com/cdn/shop/products/tomei-06-14-wrx-04-sti-head-gaskets-1010-bore-15mm-thickness-tomta4070-sb02d-7740407.jpg?v=1781014150&width=220)
![Tomei [06-14 WRX / 04+ STI] Head Gaskets 101.0 Bore 1.5MM Thickness | TOMTA4070-SB02D - JDMuscleHead GasketsTOMTA4070-SB02D](http://jdmuscleusa.com/cdn/shop/products/tomei-06-14-wrx-04-sti-head-gaskets-1010-bore-15mm-thickness-tomta4070-sb02d-8685208.jpg?v=1781014150&width=220)
![Tomei [06-14 WRX/04-21 STI] Head Gasket 101.0mm 1.0mm | TOMTA4070-SB02B - JDMuscleHead GasketsTOMTA4070-SB02B](http://jdmuscleusa.com/cdn/shop/products/tomei-06-14-wrx04-21-sti-head-gasket-1010mm-10mm-tomta4070-sb02b-3302562.jpg?v=1781014150&width=220)
![Tomei [06-14 WRX/04-21 STI] Head Gasket 101.0mm 1.0mm | TOMTA4070-SB02B - JDMuscleHead GasketsTOMTA4070-SB02B](http://jdmuscleusa.com/cdn/shop/products/tomei-06-14-wrx04-21-sti-head-gasket-1010mm-10mm-tomta4070-sb02b-5420424.jpg?v=1781014150&width=220)
![Forced Performance [02-07 WRX, 04-21 STI, 04-08 FXT] 84mm Turbo Inlet | 8005010A - JDMuscleTurbo Inlet Hoses and PipesFPT8005010A](http://jdmuscleusa.com/cdn/shop/products/forced-performance-02-07-wrx-04-21-sti-04-08-fxt-84mm-turbo-inlet-8005010a-8075027.jpg?v=1781014154&width=220)
