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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![Cobb [11 - 14 STI Sedan, 11 - 14 WRX Sedan] Turboback Exhaust System - Titanium - JDMuscleTurbo Back Exhaustscobb515322TI](//jdmuscleusa.com/cdn/shop/files/cobb-11-14-sti-sedan-11-14-wrx-sedan-turboback-exhaust-system-titanium-9269765.webp?v=1770321310&width=220)
![Cobb [11 - 14 STI Sedan, 11 - 14 WRX Sedan] Turboback Exhaust System - Titanium - JDMuscleTurbo Back Exhaustscobb515322TI](//jdmuscleusa.com/cdn/shop/files/cobb-11-14-sti-sedan-11-14-wrx-sedan-turboback-exhaust-system-titanium-2649091.webp?v=1770321311&width=220)
Up to $110 offCobb Turboback Exhaust System - Titanium
Fits: 11-14 STI Sedan, 11-14 WRX Sedan
Regular price $2,915.00Sale price $2,915.00 Regular priceUnit price per$3,025.00 -
![Cobb [11 - 14 WRX Hatch, 08 - 14 STI Hatch] SS 3in Turboback Exhaust - JDMuscleTurbo Back Exhaustscobb515302](//jdmuscleusa.com/cdn/shop/files/cobb-11-14-wrx-hatch-08-14-sti-hatch-ss-3in-turboback-exhaust-7598638.webp?v=1770321310&width=220)
![Cobb [11 - 14 WRX Hatch, 08 - 14 STI Hatch] SS 3in Turboback Exhaust - JDMuscleTurbo Back Exhaustscobb515302](//jdmuscleusa.com/cdn/shop/files/cobb-11-14-wrx-hatch-08-14-sti-hatch-ss-3in-turboback-exhaust-8724709.webp?v=1770321310&width=220)
Up to $81 offCobb SS 3in Turboback Exhaust
Fits: 11-14 WRX Hatch, 08-14 STI Hatch
Regular price $2,194.00Sale price $2,194.00 Regular priceUnit price per$2,275.00 -
![Cobb [02 - 14 WRX, 04 - 14 STI] Main Pulley/Oil Cap/Battery Tie Down Package - Teal - JDMusclePulleyscobbSUB00003AQ](//jdmuscleusa.com/cdn/shop/files/cobb-02-14-wrx-04-14-sti-main-pulleyoil-capbattery-tie-down-package-teal-2239562.jpg?v=1770321307&width=220)
Cobb Main Pulley/Oil Cap/Battery Tie Down Package - Teal
Fits: 02-14 WRX, 04-14 STI
Regular price $226.00Sale price $226.00 Regular priceUnit price per$226.00 -
![Cobb [08 - 14 STI] NexGen Stage 2+ Flex Fuel Power Package - Blue - JDMuscleEngine Package DealscobbSUB003NG2S1FF-BL](//jdmuscleusa.com/cdn/shop/files/cobb-08-14-sti-nexgen-stage-2-flex-fuel-power-package-blue-1440970.jpg?v=1770327374&width=220)
In StockCobb NexGen Stage 2+ Flex Fuel Power Package - Blue
Fits: 08-14 STI
Only 8 leftRegular price $4,360.00Sale price $4,360.00 Regular priceUnit price per$4,360.00 -
![Cobb [08 - 14 STI] NexGen Stage 2+ Flex Fuel Power Package - Black - JDMuscleEngine Package DealscobbSUB003NG2S1FF-BK](//jdmuscleusa.com/cdn/shop/files/cobb-08-14-sti-nexgen-stage-2-flex-fuel-power-package-black-4628659.jpg?v=1770327374&width=220)
In StockCobb NexGen Stage 2+ Flex Fuel Power Package - Black
Fits: 08-14 STI
Only 9 leftRegular price $4,360.00Sale price $4,360.00 Regular priceUnit price per$4,360.00 -
![Cobb [08 - 14 STI] NexGen Stage 2 Power Package - Blue - JDMuscleEngine Package DealscobbSUB003NG2S1-BL](//jdmuscleusa.com/cdn/shop/files/cobb-08-14-sti-nexgen-stage-2-power-package-blue-7136903.jpg?v=1770327374&width=220)
In StockCobb NexGen Stage 2 Power Package - Blue
Fits: 08-14 STI
Only 8 leftRegular price $3,460.00Sale price $3,460.00 Regular priceUnit price per$3,460.00 -
![Cobb [08 - 14 STI] NexGen Stage 2 Power Package - Black - JDMuscleEngine Package DealscobbSUB003NG2S1-BK](//jdmuscleusa.com/cdn/shop/files/cobb-08-14-sti-nexgen-stage-2-power-package-black-1488278.webp?v=1770327373&width=220)
In StockCobb NexGen Stage 2 Power Package - Black
Fits: 08-14 STI
Only 9 leftRegular price $3,460.00Sale price $3,460.00 Regular priceUnit price per$3,460.00 -
![Torque Solution [06 - 21 STI, 08 - 14 WRX] Big Bore 76mm Throttle Body Adapter - Silver | TS - SU - 870O - S - JDMuscleIntake Misc.tqsTS-SU-870O-S](//jdmuscleusa.com/cdn/shop/files/torque-solution-06-21-sti-08-14-wrx-big-bore-76mm-throttle-body-adapter-silver-ts-su-870o-s-2764464.webp?v=1770321806&width=220)
![Torque Solution [06 - 21 STI, 08 - 14 WRX] Big Bore 76mm Throttle Body Adapter - Silver | TS - SU - 870O - S - JDMuscleIntake Misc.tqsTS-SU-870O-S](//jdmuscleusa.com/cdn/shop/files/torque-solution-06-21-sti-08-14-wrx-big-bore-76mm-throttle-body-adapter-silver-ts-su-870o-s-8198014.webp?v=1770321806&width=220)
Up to $3.88 offTorque Solution Big Bore 76mm Throttle Body Adapter-Silver | TS-SU-870O-S
Fits: 06-21 STI, 08-14 WRX
Regular price $85.00Sale price $85.00 Regular priceUnit price per$88.88 -
![Torque Solution [06 - 21 STI, 08 - 14 WRX] Big Bore 76mm Throttle Body Adapter - Black | TS - SU - 870O - BK - JDMuscleIntake Misc.tqsTS-SU-870O-BK](//jdmuscleusa.com/cdn/shop/files/torque-solution-06-21-sti-08-14-wrx-big-bore-76mm-throttle-body-adapter-black-ts-su-870o-bk-7394120.webp?v=1770321806&width=220)
![Torque Solution [06 - 21 STI, 08 - 14 WRX] Big Bore 76mm Throttle Body Adapter - Black | TS - SU - 870O - BK - JDMuscleIntake Misc.tqsTS-SU-870O-BK](//jdmuscleusa.com/cdn/shop/files/torque-solution-06-21-sti-08-14-wrx-big-bore-76mm-throttle-body-adapter-black-ts-su-870o-bk-9840002.webp?v=1770321806&width=220)
Up to $3.88 off
In StockTorque Solution Big Bore 76mm Throttle Body Adapter-Black | TS-SU-870O-BK
Fits: 06-21 STI, 08-14 WRX
Only 1 leftRegular price $85.00Sale price $85.00 Regular priceUnit price per$88.88 -
![Torque Solution [06 - 14 WRX, 07 - 21 STI] Lightweight Alternator Pulley - Black | TS - SU - 878 - JDMusclePulleystqsTS-SU-878](//jdmuscleusa.com/cdn/shop/files/torque-solution-06-14-wrx-07-21-sti-lightweight-alternator-pulley-black-ts-su-878-3315618.webp?v=1770321802&width=220)
Torque Solution Lightweight Alternator Pulley-Black | TS-SU-878
Fits: 06-14 WRX, 07-21 STI
Regular price $52.00Sale price $52.00 Regular priceUnit price per$52.00 -
![Torque Solution [02-07 WRX, 04-21 STI, 04-08 FXT] Turbo Inlet Hose - Black | TS-SU-463BK](//jdmuscleusa.com/cdn/shop/products/torque-solution-turbo-inlet-hose-black-02-07-subaru-wrx-04-19-sti-05-09-legacy-gt-04-13-ftx-turbo-inlet-hoses-and-pipes-torque-solution-tqsts-su-463bk.jpg?v=1614518827&width=220)
Up to $33.77 off
In StockTorque Solution Turbo Inlet Hose - Black | TS-SU-463BK
Fits: 02-07 WRX, 04-21 STI, 04-08 FXT
Only 7 leftRegular price $244.00Sale price $244.00 Regular priceUnit price per$277.77 -
![Overtake Intake Manifold to TGV Gasket(pair) - Enlarged Bore [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | - JDMuscleIntake System GasketsovtovtOVRA10036](//jdmuscleusa.com/cdn/shop/files/overtake-intake-manifold-to-tgv-gasketpair-enlarged-bore-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-2853393.jpg?v=1770321916&width=220)
![Overtake Intake Manifold to TGV Gasket(pair) - Enlarged Bore [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | - JDMuscleIntake System GasketsovtovtOVRA10036](//jdmuscleusa.com/cdn/shop/files/overtake-intake-manifold-to-tgv-gasketpair-enlarged-bore-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-1991018.jpg?v=1770321917&width=220)
Overtake Intake Manifold to TGV Gasket(pair) - Enlarged Bore |
Fits: 02-14 WRX, 04-21 STI, 05-12 LGT, 04-13 FXT
Regular price $12.00Sale price $12.00 Regular priceUnit price per$12.00 -
![Overtake Phenolic Spacers 8mm Thick [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | A10289 - JDMusclePhenolic Thermal Intake Manifold SpacersovtovtOVRA10289](//jdmuscleusa.com/cdn/shop/files/overtake-phenolic-spacers-8mm-thick-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-a10289-9380912.jpg?v=1770321917&width=220)
![Overtake Phenolic Spacers 8mm Thick [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | A10289 - JDMusclePhenolic Thermal Intake Manifold SpacersovtovtOVRA10289](//jdmuscleusa.com/cdn/shop/files/overtake-phenolic-spacers-8mm-thick-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-a10289-9810859.jpg?v=1770321917&width=220)
Overtake Phenolic Spacers 8mm Thick | A10289
Fits: 02-14 WRX, 04-21 STI, 05-12 LGT, 04-13 FXT
Regular price $59.00Sale price $59.00 Regular priceUnit price per$59.00 -
![Overtake TGV to Engine Gasket Set [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | A10035 - JDMuscleIntake System GasketsovtovtOVRA10035](//jdmuscleusa.com/cdn/shop/files/overtake-tgv-to-engine-gasket-set-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-a10035-8520736.jpg?v=1770321917&width=220)
![Overtake TGV to Engine Gasket Set [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | A10035 - JDMuscleIntake System GasketsovtovtOVRA10035](//jdmuscleusa.com/cdn/shop/files/overtake-tgv-to-engine-gasket-set-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-a10035-2053584.jpg?v=1770321917&width=220)
Overtake TGV to Engine Gasket Set | A10035
Fits: 02-14 WRX, 04-21 STI, 05-12 LGT, 04-13 FXT
Regular price $12.00Sale price $12.00 Regular priceUnit price per -
![XForce [08 - 14 STI / 11 - 14 WRX Hatchback] 3" Cat Back Exhaust | ES - SW09 - CBS - JDMuscleCat Back Exhaust SystemES-SW09-CBS](//jdmuscleusa.com/cdn/shop/files/xforce-08-14-sti-11-14-wrx-hatchback-3-cat-back-exhaust-es-sw09-cbs-2175694.jpg?v=1770329832&width=220)
Up to $79.50 off
In StockXForce 3" Cat Back Exhaust | ES-SW09-CBS
Fits: 08-14 STI / 11-14 WRX Hatchback
Only 10 leftRegular price $715.50Sale price $715.50 Regular priceUnit price per$795.00 -
Blouch Performance 02-07 WRX/ 04-21 STI Dominator 1.5XT-R Ball Bearing Turbocharger | SUB-DOM1.5XT-R
Regular price From $1,815.00Sale price From $1,815.00 Regular priceUnit price per$0.00
![Cobb [11 - 14 STI Sedan, 11 - 14 WRX Sedan] Turboback Exhaust System - Titanium - JDMuscleTurbo Back Exhaustscobb515322TI](http://jdmuscleusa.com/cdn/shop/files/cobb-11-14-sti-sedan-11-14-wrx-sedan-turboback-exhaust-system-titanium-9269765.webp?v=1770321310&width=220)
![Cobb [11 - 14 STI Sedan, 11 - 14 WRX Sedan] Turboback Exhaust System - Titanium - JDMuscleTurbo Back Exhaustscobb515322TI](http://jdmuscleusa.com/cdn/shop/files/cobb-11-14-sti-sedan-11-14-wrx-sedan-turboback-exhaust-system-titanium-2649091.webp?v=1770321311&width=220)
![Cobb [11 - 14 WRX Hatch, 08 - 14 STI Hatch] SS 3in Turboback Exhaust - JDMuscleTurbo Back Exhaustscobb515302](http://jdmuscleusa.com/cdn/shop/files/cobb-11-14-wrx-hatch-08-14-sti-hatch-ss-3in-turboback-exhaust-7598638.webp?v=1770321310&width=220)
![Cobb [11 - 14 WRX Hatch, 08 - 14 STI Hatch] SS 3in Turboback Exhaust - JDMuscleTurbo Back Exhaustscobb515302](http://jdmuscleusa.com/cdn/shop/files/cobb-11-14-wrx-hatch-08-14-sti-hatch-ss-3in-turboback-exhaust-8724709.webp?v=1770321310&width=220)
![Cobb [02 - 14 WRX, 04 - 14 STI] Main Pulley/Oil Cap/Battery Tie Down Package - Teal - JDMusclePulleyscobbSUB00003AQ](http://jdmuscleusa.com/cdn/shop/files/cobb-02-14-wrx-04-14-sti-main-pulleyoil-capbattery-tie-down-package-teal-2239562.jpg?v=1770321307&width=220)
![Cobb [08 - 14 STI] NexGen Stage 2+ Flex Fuel Power Package - Blue - JDMuscleEngine Package DealscobbSUB003NG2S1FF-BL](http://jdmuscleusa.com/cdn/shop/files/cobb-08-14-sti-nexgen-stage-2-flex-fuel-power-package-blue-1440970.jpg?v=1770327374&width=220)
![Cobb [08 - 14 STI] NexGen Stage 2+ Flex Fuel Power Package - Black - JDMuscleEngine Package DealscobbSUB003NG2S1FF-BK](http://jdmuscleusa.com/cdn/shop/files/cobb-08-14-sti-nexgen-stage-2-flex-fuel-power-package-black-4628659.jpg?v=1770327374&width=220)
![Cobb [08 - 14 STI] NexGen Stage 2 Power Package - Blue - JDMuscleEngine Package DealscobbSUB003NG2S1-BL](http://jdmuscleusa.com/cdn/shop/files/cobb-08-14-sti-nexgen-stage-2-power-package-blue-7136903.jpg?v=1770327374&width=220)
![Cobb [08 - 14 STI] NexGen Stage 2 Power Package - Black - JDMuscleEngine Package DealscobbSUB003NG2S1-BK](http://jdmuscleusa.com/cdn/shop/files/cobb-08-14-sti-nexgen-stage-2-power-package-black-1488278.webp?v=1770327373&width=220)
![Torque Solution [06 - 21 STI, 08 - 14 WRX] Big Bore 76mm Throttle Body Adapter - Silver | TS - SU - 870O - S - JDMuscleIntake Misc.tqsTS-SU-870O-S](http://jdmuscleusa.com/cdn/shop/files/torque-solution-06-21-sti-08-14-wrx-big-bore-76mm-throttle-body-adapter-silver-ts-su-870o-s-2764464.webp?v=1770321806&width=220)
![Torque Solution [06 - 21 STI, 08 - 14 WRX] Big Bore 76mm Throttle Body Adapter - Silver | TS - SU - 870O - S - JDMuscleIntake Misc.tqsTS-SU-870O-S](http://jdmuscleusa.com/cdn/shop/files/torque-solution-06-21-sti-08-14-wrx-big-bore-76mm-throttle-body-adapter-silver-ts-su-870o-s-8198014.webp?v=1770321806&width=220)
![Torque Solution [06 - 21 STI, 08 - 14 WRX] Big Bore 76mm Throttle Body Adapter - Black | TS - SU - 870O - BK - JDMuscleIntake Misc.tqsTS-SU-870O-BK](http://jdmuscleusa.com/cdn/shop/files/torque-solution-06-21-sti-08-14-wrx-big-bore-76mm-throttle-body-adapter-black-ts-su-870o-bk-7394120.webp?v=1770321806&width=220)
![Torque Solution [06 - 21 STI, 08 - 14 WRX] Big Bore 76mm Throttle Body Adapter - Black | TS - SU - 870O - BK - JDMuscleIntake Misc.tqsTS-SU-870O-BK](http://jdmuscleusa.com/cdn/shop/files/torque-solution-06-21-sti-08-14-wrx-big-bore-76mm-throttle-body-adapter-black-ts-su-870o-bk-9840002.webp?v=1770321806&width=220)
![Torque Solution [06 - 14 WRX, 07 - 21 STI] Lightweight Alternator Pulley - Black | TS - SU - 878 - JDMusclePulleystqsTS-SU-878](http://jdmuscleusa.com/cdn/shop/files/torque-solution-06-14-wrx-07-21-sti-lightweight-alternator-pulley-black-ts-su-878-3315618.webp?v=1770321802&width=220)
![Torque Solution [02-07 WRX, 04-21 STI, 04-08 FXT] Turbo Inlet Hose - Black | TS-SU-463BK](http://jdmuscleusa.com/cdn/shop/products/torque-solution-turbo-inlet-hose-black-02-07-subaru-wrx-04-19-sti-05-09-legacy-gt-04-13-ftx-turbo-inlet-hoses-and-pipes-torque-solution-tqsts-su-463bk.jpg?v=1614518827&width=220)
![Overtake Intake Manifold to TGV Gasket(pair) - Enlarged Bore [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | - JDMuscleIntake System GasketsovtovtOVRA10036](http://jdmuscleusa.com/cdn/shop/files/overtake-intake-manifold-to-tgv-gasketpair-enlarged-bore-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-2853393.jpg?v=1770321916&width=220)
![Overtake Intake Manifold to TGV Gasket(pair) - Enlarged Bore [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | - JDMuscleIntake System GasketsovtovtOVRA10036](http://jdmuscleusa.com/cdn/shop/files/overtake-intake-manifold-to-tgv-gasketpair-enlarged-bore-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-1991018.jpg?v=1770321917&width=220)
![Overtake Phenolic Spacers 8mm Thick [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | A10289 - JDMusclePhenolic Thermal Intake Manifold SpacersovtovtOVRA10289](http://jdmuscleusa.com/cdn/shop/files/overtake-phenolic-spacers-8mm-thick-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-a10289-9380912.jpg?v=1770321917&width=220)
![Overtake Phenolic Spacers 8mm Thick [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | A10289 - JDMusclePhenolic Thermal Intake Manifold SpacersovtovtOVRA10289](http://jdmuscleusa.com/cdn/shop/files/overtake-phenolic-spacers-8mm-thick-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-a10289-9810859.jpg?v=1770321917&width=220)
![Overtake TGV to Engine Gasket Set [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | A10035 - JDMuscleIntake System GasketsovtovtOVRA10035](http://jdmuscleusa.com/cdn/shop/files/overtake-tgv-to-engine-gasket-set-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-a10035-8520736.jpg?v=1770321917&width=220)
![Overtake TGV to Engine Gasket Set [02 - 14 WRX, 04 - 21 STI, 05 - 12 LGT, 04 - 13 FXT] | A10035 - JDMuscleIntake System GasketsovtovtOVRA10035](http://jdmuscleusa.com/cdn/shop/files/overtake-tgv-to-engine-gasket-set-02-14-wrx-04-21-sti-05-12-lgt-04-13-fxt-a10035-2053584.jpg?v=1770321917&width=220)
![XForce [08 - 14 STI / 11 - 14 WRX Hatchback] 3" Cat Back Exhaust | ES - SW09 - CBS - JDMuscleCat Back Exhaust SystemES-SW09-CBS](http://jdmuscleusa.com/cdn/shop/files/xforce-08-14-sti-11-14-wrx-hatchback-3-cat-back-exhaust-es-sw09-cbs-2175694.jpg?v=1770329832&width=220)
