2015-2021 Subaru WRX Engine Parts & Upgrades
Shop 2015-2021 subaru wrx engine parts and performance upgrades at JDMuscle. We carry the top brands with guaranteed fitment for your 2015-2021 Subaru WRX.
2015-2021 Subaru WRX Engine
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IAG Air / Oil Separator | AOS
Fits: 08-14 WRX & 08-21 STI
Regular price $499.99Sale price $499.99 Regular priceUnit price per$499.99 -
![Cobb [15 - 21 WRX, 14 - 18 Forester XT] Silicone Radiator Hose Kit - JDMuscleRadiator HosescobbB43400-BK](//jdmuscleusa.com/cdn/shop/files/cobb-15-21-wrx-14-18-forester-xt-silicone-radiator-hose-kit-8661881.jpg?v=1770327158&width=220)
![Cobb [15 - 21 WRX, 14 - 18 Forester XT] Silicone Radiator Hose Kit - JDMuscleRadiator HosescobbB43400-BK](//jdmuscleusa.com/cdn/shop/files/cobb-15-21-wrx-14-18-forester-xt-silicone-radiator-hose-kit-4512368.jpg?v=1770327159&width=220)
In StockCobb Tuning Silicone Radiator Hose Kit
Fits: 15-21 WRX, 14-18 Forester XT
Only 15 leftRegular price $106.00Sale price $106.00 Regular priceUnit price per$106.00 -
![Grimmspeed [08 - 21 WRX/STI, 05 - 09 LGT, 13 - 21 BRZ] 12MM Two Position Exhaust Hanger | 070046 - JDMuscleExhaust Hangersgrm070046](//jdmuscleusa.com/cdn/shop/files/grimmspeed-08-21-wrxsti-05-09-lgt-13-21-brz-12mm-two-position-exhaust-hanger-070046-7377472.jpg?v=1770327639&width=220)
![Grimmspeed [08 - 21 WRX/STI, 05 - 09 LGT, 13 - 21 BRZ] 12MM Two Position Exhaust Hanger | 070046 - JDMuscleExhaust Hangersgrm070046](//jdmuscleusa.com/cdn/shop/files/grimmspeed-08-21-wrxsti-05-09-lgt-13-21-brz-12mm-two-position-exhaust-hanger-070046-1039545.jpg?v=1770327639&width=220)
In StockGrimmspeed 12MM Two Position Exhaust Hanger | 070046
Fits: 08-21 WRX/STI, 05-09 LGT, 13-21 BRZ
Only 1 leftRegular price $29.00Sale price $29.00 Regular priceUnit price per$29.00 -
![Perrin [15 - 21 WRX/STI] Radiator Shroud | Without OEM Intake Scoop - Black | PSP - ENG - 512 - 2BK - JDMuscleRadiator ShroudsperPSP-ENG-512-2BK](//jdmuscleusa.com/cdn/shop/products/perrin-15-21-wrxsti-radiator-shroud-without-oem-intake-scoop-black-psp-eng-512-2bk-5883072.jpg?v=1770327921&width=220)
![Perrin [15 - 21 WRX/STI] Radiator Shroud | Without OEM Intake Scoop - Black | PSP - ENG - 512 - 2BK - JDMuscleRadiator ShroudsperPSP-ENG-512-2BK](//jdmuscleusa.com/cdn/shop/products/perrin-15-21-wrxsti-radiator-shroud-without-oem-intake-scoop-black-psp-eng-512-2bk-5991958.jpg?v=1770327921&width=220)
Up to $17.55 off
In StockPerrin Radiator Shroud | Without OEM Intake Scoop - Black | PSP-ENG-512-2BK
Fits: 15-21 WRX/STI
Only 2 leftRegular price $99.45Sale price $99.45 Regular priceUnit price per$117.00 -
![Perrin [15 - 21 WRX/STI] Radiator Shroud With OEM Intake Scoop - Neon Yellow | PSP - ENG - 512 - 4NY - JDMuscleRadiator ShroudsperPSP-ENG-512-4NY](//jdmuscleusa.com/cdn/shop/products/perrin-15-21-wrxsti-radiator-shroud-with-oem-intake-scoop-neon-yellow-psp-eng-512-4ny-3779680.jpg?v=1770327921&width=220)
![Perrin [15 - 21 WRX/STI] Radiator Shroud With OEM Intake Scoop - Neon Yellow | PSP - ENG - 512 - 4NY - JDMuscleRadiator ShroudsperPSP-ENG-512-4NY](//jdmuscleusa.com/cdn/shop/products/perrin-15-21-wrxsti-radiator-shroud-with-oem-intake-scoop-neon-yellow-psp-eng-512-4ny-2778693.jpg?v=1770327921&width=220)
Up to $21.75 off
In StockPerrin Radiator Shroud With OEM Intake Scoop - Neon Yellow | PSP-ENG-512-4NY
Fits: 15-21 WRX/STI
Only 8 leftRegular price $123.25Sale price $123.25 Regular priceUnit price per$145.00 -
In StockGrimmspeed Top Mount Intercooler - Raw
Fits: 04-21 STI, 02-07 WRX, 04-08 FXT
Only 1 leftRegular price $999.00Sale price $999.00 Regular priceUnit price per$999.00 -
![Perrin [22 - 26 WRX] Top Mount Intercooler Bracket - Hyper Pink | PSP - ITR - 331HP - JDMuscleIntercoolersperPSP-ITR-331HP](//jdmuscleusa.com/cdn/shop/products/perrin-22-26-wrx-top-mount-intercooler-bracket-hyper-pink-psp-itr-331hp-8170390.jpg?v=1770328398&width=220)
![Perrin [22 - 26 WRX] Top Mount Intercooler Bracket - Hyper Pink | PSP - ITR - 331HP - JDMuscleIntercoolersperPSP-ITR-331HP](//jdmuscleusa.com/cdn/shop/products/perrin-22-26-wrx-top-mount-intercooler-bracket-hyper-pink-psp-itr-331hp-4632324.jpg?v=1770328398&width=220)
Up to $14.10 off
In StockPerrin Top Mount Intercooler Bracket - Hyper Pink
Fits: 22-26 WRX
Only 7 leftRegular price $79.90Sale price $79.90 Regular priceUnit price per$94.00 -
In StockIAG Performance 550 Series EJ25 Short Block
Fits: 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT
Only 1 leftRegular price $4,499.00Sale price $4,499.00 Regular priceUnit price per$0.00 -
Up to $12 off
In StockTurbo XS 3in Downpipe to OEM Cat-Back Adapter w/OEM Donut Gasket
Fits: WRX/STI
Regular price $61.00Sale price $61.00 Regular priceUnit price per$73.00 -
![XForce [11 - 21 WRX/STI Sedan] Varex Valved Cat Back Exhaust System | ESSWRX14VKCS - JDMuscleCat Back Exhaust SystemESSWRX14VKCS](//jdmuscleusa.com/cdn/shop/files/xforce-11-21-wrxsti-sedan-varex-valved-cat-back-exhaust-system-esswrx14vkcs-6989416.png?v=1770329960&width=220)
![XForce [11 - 21 WRX/STI Sedan] Varex Valved Cat Back Exhaust System | ESSWRX14VKCS - JDMuscleCat Back Exhaust SystemESSWRX14VKCS](//jdmuscleusa.com/cdn/shop/files/xforce-11-21-wrxsti-sedan-varex-valved-cat-back-exhaust-system-esswrx14vkcs-2788998.png?v=1770329960&width=220)
Up to $185 offXForce Varex Valved Cat-Back Exhaust System
Fits: 11-21 WRX/STI Sedan
Regular price $1,665.00Sale price $1,665.00 Regular priceUnit price per$1,850.00 -
![Injen [15 - 21 WRX] 2.0L 4 Cyl. Wrinkle Black Cold Air Intake | SP1209WB - JDMuscleIntakesinjSP1209WB](//jdmuscleusa.com/cdn/shop/files/injen-15-21-wrx-20l-4-cyl-wrinkle-black-cold-air-intake-sp1209wb-2311011.jpg?v=1770330612&width=220)
![Injen [15 - 21 WRX] 2.0L 4 Cyl. Wrinkle Black Cold Air Intake | SP1209WB - JDMuscleIntakesinjSP1209WB](//jdmuscleusa.com/cdn/shop/files/injen-15-21-wrx-20l-4-cyl-wrinkle-black-cold-air-intake-sp1209wb-7903855.jpg?v=1770330613&width=220)
In StockInjen 2.0L 4 Cyl. Wrinkle Black Cold Air Intake
Fits: 15-21 WRX
Only 4 leftRegular price $543.07Sale price $543.07 Regular priceUnit price per$543.07 -
In StockIAG Stock Location Turbo Oil Feed Line & AVCS Line for Multiple Fitments
Only 1 leftRegular price From $119.99Sale price From $119.99 Regular priceUnit price per$116.36 -
In StockMagnaflow 15-19 WRX OEM Grade Direct Fit Converter H4 2.0L | 21-822
Only 4 leftRegular price $913.00Sale price $913.00 Regular priceUnit price per$913.00 -
![Cobb Tuning [04 - 20 STI, 02 - 07 WRX, 04 - 08 FXT] 4 Bar MAP Sensor Upgrade Kit - JDMuscleEngine Management SensorscobbA12700](//jdmuscleusa.com/cdn/shop/products/cobb-tuning-04-20-sti-02-07-wrx-04-08-fxt-4-bar-map-sensor-upgrade-kit-3840658.jpg?v=1770333079&width=220)
![Cobb Tuning [04 - 20 STI, 02 - 07 WRX, 04 - 08 FXT] 4 Bar MAP Sensor Upgrade Kit - JDMuscleEngine Management SensorscobbA12700](//jdmuscleusa.com/cdn/shop/products/cobb-tuning-04-20-sti-02-07-wrx-04-08-fxt-4-bar-map-sensor-upgrade-kit-7574860.jpg?v=1770333079&width=220)
In StockCOBB 4-Bar MAP Sensor Kit - Cast Manifold
Fits: 04-21 STI, 02-07 WRX, 04-08 FXT
Regular price $236.00Sale price $236.00 Regular priceUnit price per$236.00 -
![COBB [02 - 14 WRX, 07 - 21 STI, 07 - 12 LGT, 07 - 11 FXT] Fuel Injectors Top Feed 1300x - JDMuscleFuel Injectors and Accessoriescobb312230](//jdmuscleusa.com/cdn/shop/products/cobb-02-14-wrx-07-21-sti-07-12-lgt-07-11-fxt-fuel-injectors-top-feed-1300x-2633778.jpg?v=1775590690&width=220)
![COBB [02 - 14 WRX, 07 - 21 STI, 07 - 12 LGT, 07 - 11 FXT] Fuel Injectors Top Feed 1300x - JDMuscleFuel Injectors and Accessoriescobb312230](//jdmuscleusa.com/cdn/shop/products/cobb-02-14-wrx-07-21-sti-07-12-lgt-07-11-fxt-fuel-injectors-top-feed-1300x-6193334.jpg?v=1775590690&width=220)
Up to $8 offCobb Tuning 1300x² Top-Feed Fuel Injectors
Fits: 02-14 WRX, 07-21 STI, 05-12 Legacy GT, 06-13 Forester XT
Regular price $952.00Sale price $952.00 Regular priceUnit price per$960.00 -
![COBB [02 - 07 WRX, 04 - 21 STI, 06 - 08 FXT] LF Bypass Valve | 712665 - JDMuscleBlow Off Valvescobb712665](//jdmuscleusa.com/cdn/shop/products/cobb-02-07-wrx-04-21-sti-06-08-fxt-lf-bypass-valve-712665-7110805.jpg?v=1770336431&width=220)
![COBB [02 - 07 WRX, 04 - 21 STI, 06 - 08 FXT] LF Bypass Valve | 712665 - JDMuscleBlow Off Valvescobb712665](//jdmuscleusa.com/cdn/shop/products/cobb-02-07-wrx-04-21-sti-06-08-fxt-lf-bypass-valve-712665-1547680.jpg?v=1770336431&width=220)
In StockCobb Tuning LF Bypass Valve
Fits: 02-07 WRX, 04-21 STI, 06-08 FXT
Regular price $375.00Sale price $375.00 Regular priceUnit price per$375.00
![Cobb [15 - 21 WRX, 14 - 18 Forester XT] Silicone Radiator Hose Kit - JDMuscleRadiator HosescobbB43400-BK](http://jdmuscleusa.com/cdn/shop/files/cobb-15-21-wrx-14-18-forester-xt-silicone-radiator-hose-kit-8661881.jpg?v=1770327158&width=220)
![Cobb [15 - 21 WRX, 14 - 18 Forester XT] Silicone Radiator Hose Kit - JDMuscleRadiator HosescobbB43400-BK](http://jdmuscleusa.com/cdn/shop/files/cobb-15-21-wrx-14-18-forester-xt-silicone-radiator-hose-kit-4512368.jpg?v=1770327159&width=220)
![Grimmspeed [08 - 21 WRX/STI, 05 - 09 LGT, 13 - 21 BRZ] 12MM Two Position Exhaust Hanger | 070046 - JDMuscleExhaust Hangersgrm070046](http://jdmuscleusa.com/cdn/shop/files/grimmspeed-08-21-wrxsti-05-09-lgt-13-21-brz-12mm-two-position-exhaust-hanger-070046-7377472.jpg?v=1770327639&width=220)
![Grimmspeed [08 - 21 WRX/STI, 05 - 09 LGT, 13 - 21 BRZ] 12MM Two Position Exhaust Hanger | 070046 - JDMuscleExhaust Hangersgrm070046](http://jdmuscleusa.com/cdn/shop/files/grimmspeed-08-21-wrxsti-05-09-lgt-13-21-brz-12mm-two-position-exhaust-hanger-070046-1039545.jpg?v=1770327639&width=220)
![Perrin [15 - 21 WRX/STI] Radiator Shroud | Without OEM Intake Scoop - Black | PSP - ENG - 512 - 2BK - JDMuscleRadiator ShroudsperPSP-ENG-512-2BK](http://jdmuscleusa.com/cdn/shop/products/perrin-15-21-wrxsti-radiator-shroud-without-oem-intake-scoop-black-psp-eng-512-2bk-5883072.jpg?v=1770327921&width=220)
![Perrin [15 - 21 WRX/STI] Radiator Shroud | Without OEM Intake Scoop - Black | PSP - ENG - 512 - 2BK - JDMuscleRadiator ShroudsperPSP-ENG-512-2BK](http://jdmuscleusa.com/cdn/shop/products/perrin-15-21-wrxsti-radiator-shroud-without-oem-intake-scoop-black-psp-eng-512-2bk-5991958.jpg?v=1770327921&width=220)
![Perrin [15 - 21 WRX/STI] Radiator Shroud With OEM Intake Scoop - Neon Yellow | PSP - ENG - 512 - 4NY - JDMuscleRadiator ShroudsperPSP-ENG-512-4NY](http://jdmuscleusa.com/cdn/shop/products/perrin-15-21-wrxsti-radiator-shroud-with-oem-intake-scoop-neon-yellow-psp-eng-512-4ny-3779680.jpg?v=1770327921&width=220)
![Perrin [15 - 21 WRX/STI] Radiator Shroud With OEM Intake Scoop - Neon Yellow | PSP - ENG - 512 - 4NY - JDMuscleRadiator ShroudsperPSP-ENG-512-4NY](http://jdmuscleusa.com/cdn/shop/products/perrin-15-21-wrxsti-radiator-shroud-with-oem-intake-scoop-neon-yellow-psp-eng-512-4ny-2778693.jpg?v=1770327921&width=220)
![Perrin [22 - 26 WRX] Top Mount Intercooler Bracket - Hyper Pink | PSP - ITR - 331HP - JDMuscleIntercoolersperPSP-ITR-331HP](http://jdmuscleusa.com/cdn/shop/products/perrin-22-26-wrx-top-mount-intercooler-bracket-hyper-pink-psp-itr-331hp-8170390.jpg?v=1770328398&width=220)
![Perrin [22 - 26 WRX] Top Mount Intercooler Bracket - Hyper Pink | PSP - ITR - 331HP - JDMuscleIntercoolersperPSP-ITR-331HP](http://jdmuscleusa.com/cdn/shop/products/perrin-22-26-wrx-top-mount-intercooler-bracket-hyper-pink-psp-itr-331hp-4632324.jpg?v=1770328398&width=220)
![XForce [11 - 21 WRX/STI Sedan] Varex Valved Cat Back Exhaust System | ESSWRX14VKCS - JDMuscleCat Back Exhaust SystemESSWRX14VKCS](http://jdmuscleusa.com/cdn/shop/files/xforce-11-21-wrxsti-sedan-varex-valved-cat-back-exhaust-system-esswrx14vkcs-6989416.png?v=1770329960&width=220)
![XForce [11 - 21 WRX/STI Sedan] Varex Valved Cat Back Exhaust System | ESSWRX14VKCS - JDMuscleCat Back Exhaust SystemESSWRX14VKCS](http://jdmuscleusa.com/cdn/shop/files/xforce-11-21-wrxsti-sedan-varex-valved-cat-back-exhaust-system-esswrx14vkcs-2788998.png?v=1770329960&width=220)
![Injen [15 - 21 WRX] 2.0L 4 Cyl. Wrinkle Black Cold Air Intake | SP1209WB - JDMuscleIntakesinjSP1209WB](http://jdmuscleusa.com/cdn/shop/files/injen-15-21-wrx-20l-4-cyl-wrinkle-black-cold-air-intake-sp1209wb-2311011.jpg?v=1770330612&width=220)
![Injen [15 - 21 WRX] 2.0L 4 Cyl. Wrinkle Black Cold Air Intake | SP1209WB - JDMuscleIntakesinjSP1209WB](http://jdmuscleusa.com/cdn/shop/files/injen-15-21-wrx-20l-4-cyl-wrinkle-black-cold-air-intake-sp1209wb-7903855.jpg?v=1770330613&width=220)
![Cobb Tuning [04 - 20 STI, 02 - 07 WRX, 04 - 08 FXT] 4 Bar MAP Sensor Upgrade Kit - JDMuscleEngine Management SensorscobbA12700](http://jdmuscleusa.com/cdn/shop/products/cobb-tuning-04-20-sti-02-07-wrx-04-08-fxt-4-bar-map-sensor-upgrade-kit-3840658.jpg?v=1770333079&width=220)
![Cobb Tuning [04 - 20 STI, 02 - 07 WRX, 04 - 08 FXT] 4 Bar MAP Sensor Upgrade Kit - JDMuscleEngine Management SensorscobbA12700](http://jdmuscleusa.com/cdn/shop/products/cobb-tuning-04-20-sti-02-07-wrx-04-08-fxt-4-bar-map-sensor-upgrade-kit-7574860.jpg?v=1770333079&width=220)
![COBB [02 - 14 WRX, 07 - 21 STI, 07 - 12 LGT, 07 - 11 FXT] Fuel Injectors Top Feed 1300x - JDMuscleFuel Injectors and Accessoriescobb312230](http://jdmuscleusa.com/cdn/shop/products/cobb-02-14-wrx-07-21-sti-07-12-lgt-07-11-fxt-fuel-injectors-top-feed-1300x-2633778.jpg?v=1775590690&width=220)
![COBB [02 - 14 WRX, 07 - 21 STI, 07 - 12 LGT, 07 - 11 FXT] Fuel Injectors Top Feed 1300x - JDMuscleFuel Injectors and Accessoriescobb312230](http://jdmuscleusa.com/cdn/shop/products/cobb-02-14-wrx-07-21-sti-07-12-lgt-07-11-fxt-fuel-injectors-top-feed-1300x-6193334.jpg?v=1775590690&width=220)
![COBB [02 - 07 WRX, 04 - 21 STI, 06 - 08 FXT] LF Bypass Valve | 712665 - JDMuscleBlow Off Valvescobb712665](http://jdmuscleusa.com/cdn/shop/products/cobb-02-07-wrx-04-21-sti-06-08-fxt-lf-bypass-valve-712665-7110805.jpg?v=1770336431&width=220)
![COBB [02 - 07 WRX, 04 - 21 STI, 06 - 08 FXT] LF Bypass Valve | 712665 - JDMuscleBlow Off Valvescobb712665](http://jdmuscleusa.com/cdn/shop/products/cobb-02-07-wrx-04-21-sti-06-08-fxt-lf-bypass-valve-712665-1547680.jpg?v=1770336431&width=220)