Elevate the performance of your 2015-2021 Subaru WRX to exhilarating heights with our premium selection of high-quality engine parts. Unleash the full potential of your vehicle's powerplant by exploring our meticulously curated range of performance-enhancing components, designed to optimize every aspect of your driving experience. From turbochargers that deliver impressive horsepower gains to precision-engineered air intake systems that enhance airflow and responsiveness, our collection offers a comprehensive array of aftermarket upgrades to suit your specific performance goals. Our step-by-step installation tips ensure a seamless integration process, whether you're a seasoned auto enthusiast or a first-time DIYer, while our maintenance insights empower you to keep your upgraded engine running smoothly for years to come. Transform your Subaru WRX into a true powerhouse on the road with our premium engine parts, carefully selected to deliver unparalleled performance, efficiency, and driving satisfaction. Unlock the true potential of your WRX today and experience a driving experience like no other.
2015-2021 Subaru WRX Engine Parts
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GrimmSpeed Front Mount Intercooler Kit - Black Core with Black Piping
Fits: 15-21 WRX
Regular price $2,319.00Sale price $2,319.00 Regular priceUnit price per$2,319.00 -
Grimmspeed Top Mount Intercooler Kit - WRX 15-2020 | 090070
Regular price $1,197.00Sale price $1,197.00 Regular priceUnit price per$1,197.00 -
Up to $4.05 off
In StockMishimoto Aluminum Radiator Stay WRX/STI 15-21 | MMRS-WRX-15
Only 6 leftRegular price From $40.95Sale price From $40.95 Regular priceUnit price per$45.00 -
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 -
Up to $3.57 off
In StockMishimoto Transition Coupler 2.5-in to 3-in - Universal
Only 15 leftRegular price From $11.95Sale price From $11.95 Regular priceUnit price per$13.00 -
Up to $2.23 off
In StockMishimoto Transition Coupler 2-in to 2.5-in - Universal
Only 11 leftRegular price From $9.95Sale price From $9.95 Regular priceUnit price per$12.05 -
Up to $457 off
In StockTurbo XS 20G Turbocharger
Fits: WRX/LGT
Only 3 leftRegular price $1,292.00Sale price $1,292.00 Regular priceUnit price per$1,749.00 -
Up to $20 off
In StockTomei High Performance Valve Spring Set Turbo Models
Fits: 02-14 WRX, 04-21 STI, 05-12 LGT, 04-13 FXT
Only 5 leftRegular price $180.00Sale price $180.00 Regular priceUnit price per$200.00 -
Up to $86.99 offTorque Solution HD Cast Aluminum Turbo Inlet 2.4-inch Hard Inlet Pipe
Fits: 02-07 WRX, 04-21 STI
Regular price $313.00Sale price $313.00 Regular priceUnit price per$399.99 -
![Nameless Performance [02 - 07 WRX, 02 - 21 STI, 02 - 07 Forester XT] Bypass Valve | SUBPV02STI - 02WRX - 04FXT - JDMuscleValvesSUBPV02STI-02WRX-04FXT](//jdmuscleusa.com/cdn/shop/files/nameless-performance-02-07-wrx-02-21-sti-02-07-forester-xt-bypass-valve-subpv02sti-02wrx-04fxt-1669663.jpg?v=1770327869&width=220)
![Nameless Performance [02 - 07 WRX, 02 - 21 STI, 02 - 07 Forester XT] Bypass Valve | SUBPV02STI - 02WRX - 04FXT - JDMuscleValvesSUBPV02STI-02WRX-04FXT](//jdmuscleusa.com/cdn/shop/files/nameless-performance-02-07-wrx-02-21-sti-02-07-forester-xt-bypass-valve-subpv02sti-02wrx-04fxt-2634892.jpg?v=1770327869&width=220)
Nameless Performance Bypass Valve
Fits: 02-07 WRX, 02-21 STI, 02-07 Forester XT
Regular price $460.00Sale price $460.00 Regular priceUnit price per$314.00 -
![IAG Performance [08 - 14 WRX, 08 - 21 STI] V2 Street Series AOS Replacement Hose Line & Hardware Install Kit | IAG - RPL - 7151IK - JDMuscleAir Oil SeparatorsIAG-RPL-7151IK](//jdmuscleusa.com/cdn/shop/files/iag-performance-08-14-wrx-08-21-sti-v2-street-series-aos-replacement-hose-line-hardware-install-kit-iag-rpl-7151ik-6869419.jpg?v=1770327912&width=220)
IAG Performance V2 Street Series AOS Replacement Hose Line & Hardware Install Kit
Fits: 08-14 WRX, 08-21 STI
Regular price $239.99Sale price $239.99 Regular priceUnit price per$239.99 -
![IAG Performance [02 - 14 WRX / 04 - 21 STI / 05 - 09 LGT / 04 - 13 FXT] Street Series Oil Pan Silver | IAG - ENG - 2200SL - JDMuscleOil PansIAG-ENG-2200SL](//jdmuscleusa.com/cdn/shop/files/iag-performance-02-14-wrx-04-21-sti-05-09-lgt-04-13-fxt-street-series-oil-pan-silver-iag-eng-2200sl-7871498.jpg?v=1770327974&width=220)
![IAG Performance [02 - 14 WRX / 04 - 21 STI / 05 - 09 LGT / 04 - 13 FXT] Street Series Oil Pan Silver | IAG - ENG - 2200SL - JDMuscleOil PansIAG-ENG-2200SL](//jdmuscleusa.com/cdn/shop/files/iag-performance-02-14-wrx-04-21-sti-05-09-lgt-04-13-fxt-street-series-oil-pan-silver-iag-eng-2200sl-8214944.jpg?v=1770327974&width=220)
IAG Performance Street Series Oil Pan Silver
Fits: 02-14 WRX, 04-21 STI, 05-09 LGT, 04-13 FXT
Regular price $529.99Sale price $529.99 Regular priceUnit price per$529.99 -
IAG Performance Blow Off Valve Adapter
Fits: 02-07 WRX, 04-21 STI
Regular price $49.99Sale price $49.99 Regular priceUnit price per$49.99 -
Cobb WRX/STI/FXT 4 Bar MAP Sensor *Sensor Only*
Regular price $197.00Sale price $197.00 Regular priceUnit price per$197.00 -
IAG Performance V2 Oil Pickup
Fits: 02-14 WRX, 04-21 STI, 05-09 LGT, 04-13 FXT
Regular price $149.99Sale price $149.99 Regular priceUnit price per$149.99 -
![IAG [02 - 14 WRX, 04 - 21 STI, 05 - 09 LGT, 04 - 08 FXT] V2 Timing Belt Guide | IAG - ENG - 5101BK - JDMuscleTiming Belt ComponentsIAG-ENG-5101BK](//jdmuscleusa.com/cdn/shop/products/iag-02-14-wrx-04-21-sti-05-09-lgt-04-08-fxt-v2-timing-belt-guide-iag-eng-5101bk-9536642.jpg?v=1770331224&width=220)
![IAG [02 - 14 WRX, 04 - 21 STI, 05 - 09 LGT, 04 - 08 FXT] V2 Timing Belt Guide | IAG - ENG - 5101BK - JDMuscleTiming Belt ComponentsIAG-ENG-5101BK](//jdmuscleusa.com/cdn/shop/products/iag-02-14-wrx-04-21-sti-05-09-lgt-04-08-fxt-v2-timing-belt-guide-iag-eng-5101bk-6320311.jpg?v=1770331224&width=220)
IAG V2 Timing Belt Guide
Fits: 02-14 WRX, 04-21 STI, 05-09 LGT, 04-08 FXT
Regular price $59.99Sale price $59.99 Regular priceUnit price per$59.99
![Nameless Performance [02 - 07 WRX, 02 - 21 STI, 02 - 07 Forester XT] Bypass Valve | SUBPV02STI - 02WRX - 04FXT - JDMuscleValvesSUBPV02STI-02WRX-04FXT](http://jdmuscleusa.com/cdn/shop/files/nameless-performance-02-07-wrx-02-21-sti-02-07-forester-xt-bypass-valve-subpv02sti-02wrx-04fxt-1669663.jpg?v=1770327869&width=220)
![Nameless Performance [02 - 07 WRX, 02 - 21 STI, 02 - 07 Forester XT] Bypass Valve | SUBPV02STI - 02WRX - 04FXT - JDMuscleValvesSUBPV02STI-02WRX-04FXT](http://jdmuscleusa.com/cdn/shop/files/nameless-performance-02-07-wrx-02-21-sti-02-07-forester-xt-bypass-valve-subpv02sti-02wrx-04fxt-2634892.jpg?v=1770327869&width=220)
![IAG Performance [08 - 14 WRX, 08 - 21 STI] V2 Street Series AOS Replacement Hose Line & Hardware Install Kit | IAG - RPL - 7151IK - JDMuscleAir Oil SeparatorsIAG-RPL-7151IK](http://jdmuscleusa.com/cdn/shop/files/iag-performance-08-14-wrx-08-21-sti-v2-street-series-aos-replacement-hose-line-hardware-install-kit-iag-rpl-7151ik-6869419.jpg?v=1770327912&width=220)
![IAG Performance [02 - 14 WRX / 04 - 21 STI / 05 - 09 LGT / 04 - 13 FXT] Street Series Oil Pan Silver | IAG - ENG - 2200SL - JDMuscleOil PansIAG-ENG-2200SL](http://jdmuscleusa.com/cdn/shop/files/iag-performance-02-14-wrx-04-21-sti-05-09-lgt-04-13-fxt-street-series-oil-pan-silver-iag-eng-2200sl-7871498.jpg?v=1770327974&width=220)
![IAG Performance [02 - 14 WRX / 04 - 21 STI / 05 - 09 LGT / 04 - 13 FXT] Street Series Oil Pan Silver | IAG - ENG - 2200SL - JDMuscleOil PansIAG-ENG-2200SL](http://jdmuscleusa.com/cdn/shop/files/iag-performance-02-14-wrx-04-21-sti-05-09-lgt-04-13-fxt-street-series-oil-pan-silver-iag-eng-2200sl-8214944.jpg?v=1770327974&width=220)
![IAG [02 - 14 WRX, 04 - 21 STI, 05 - 09 LGT, 04 - 08 FXT] V2 Timing Belt Guide | IAG - ENG - 5101BK - JDMuscleTiming Belt ComponentsIAG-ENG-5101BK](http://jdmuscleusa.com/cdn/shop/products/iag-02-14-wrx-04-21-sti-05-09-lgt-04-08-fxt-v2-timing-belt-guide-iag-eng-5101bk-9536642.jpg?v=1770331224&width=220)
![IAG [02 - 14 WRX, 04 - 21 STI, 05 - 09 LGT, 04 - 08 FXT] V2 Timing Belt Guide | IAG - ENG - 5101BK - JDMuscleTiming Belt ComponentsIAG-ENG-5101BK](http://jdmuscleusa.com/cdn/shop/products/iag-02-14-wrx-04-21-sti-05-09-lgt-04-08-fxt-v2-timing-belt-guide-iag-eng-5101bk-6320311.jpg?v=1770331224&width=220)