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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In StockGrimmSpeed Front Mount Intercooler Kit - Silver core With Black Piping
Fits: 15-21 WRX
Only 1 leftRegular price $2,174.00Sale price $2,174.00 Regular priceUnit price per$2,174.00 -
In StockGrimmSpeed Front Mount Intercooler Kit - Black Core with Black Piping
Fits: 15-21 WRX
Only 1 leftRegular price $2,319.00Sale price $2,319.00 Regular priceUnit price per$2,319.00 -
In StockWiseco Sport Compact -19cc Pistons | WRX/STI EJ255/257 | K598M
Only 5 leftRegular price $873.99Sale price $873.99 Regular priceUnit price per$873.99 -
![Go Fast Bits [15-21 WRX] Mach 2 TMS Recirculating Diverter Valve | T9107](//jdmuscleusa.com/cdn/shop/products/go-fast-bits-mach-2-recirc-bov-2015-subaru-wrx-forester-xt-t9107-blow-off-valves-go-fast-bits-gfbt9107.jpg?v=1614545881&width=220)
![Go Fast Bits [15-21 WRX] Mach 2 TMS Recirculating Diverter Valve | T9107](//jdmuscleusa.com/cdn/shop/products/go-fast-bits-mach-2-recirc-bov-2015-subaru-wrx-forester-xt-t9107-blow-off-valves-go-fast-bits-gfbt9107-2.jpg?v=1614685879&width=220)
Up to $20.05 off
In StockGo Fast Bits Mach 2 TMS Recirculating Diverter Valve
Fits: 15-21 WRX
Only 1 leftRegular price $180.45Sale price $180.45 Regular priceUnit price per$200.50 -
Up to $0.25 off
In StockRadium Engineering 1/8 NPT Plug - Universal
Only 4 leftRegular price $4.70Sale price $4.70 Regular priceUnit price per$4.95 -
Up to $0.50 off
In StockRadium Engineering Fitting- 6AN ORB TO 5/16 BARB - Universal
Only 17 leftRegular price $9.45Sale price $9.45 Regular priceUnit price per$9.95 -
Wiseco Piston Set 100mm Bore WRX 2006-2014 / STI 2004-2020 Subaru Turbo Models
Regular price $873.99Sale price $873.99 Regular priceUnit price per$873.99 -
Royal Purple Ultra Performance Grease - Universal
Regular price $20.00Sale price $20.00 Regular priceUnit price per$20.00 -
Up to $12 off
In StockTomei Head Gaskets 89.5 Bore 0.6mm Thick WRX / BRZ / FR-S FA20D/F | Pair
Only 5 leftRegular price $108.00Sale price $108.00 Regular priceUnit price per$120.00 -
![Tomei [02-07 WRX, 04-21 STI, 04-08 FXT] Silicone Turbo Inlet Hose - Blue | TB301A-SB01A](//jdmuscleusa.com/cdn/shop/files/tomei-silicone-turbo-inlet-hose-blue-2002-2007-wrx-2004-2021-sti-2004-2008-fxt-tb301a-sb01a-237363_556x417_34b0da4a-8a6c-4abb-b20e-88640a1ae4a0.jpg?v=1690926590&width=220)
Up to $19 off
In StockTomei Silicone Turbo Inlet Hose - Blue | TB301A-SB01A
Fits: 02-07 WRX, 04-21 STI, 04-08 FXT
Only 5 leftRegular price $171.00Sale price $171.00 Regular priceUnit price per$190.00 -
![Nameless Performance [15-21 WRX, 14-16 Forester XT] Bypass Valve Black | SUBPVFA20DIT](//jdmuscleusa.com/cdn/shop/products/nameless-performance-bypass-valve-subaru-wrx-2015-2020-forester-xt-2014-2017-blow-off-valves-nameless-performance-nam-rspd007.jpg?v=1614535523&width=220)
![Nameless Performance [15-21 WRX, 14-16 Forester XT] Bypass Valve Black | SUBPVFA20DIT](//jdmuscleusa.com/cdn/shop/products/nameless-performance-bypass-valve-subaru-wrx-2015-2020-forester-xt-2014-2017-blow-off-valves-nameless-performance-nam-rspd007-2.jpg?v=1614535523&width=220)
Nameless Performance Bypass Valve Black
Fits: 15-21 WRX
Regular price $460.00Sale price $460.00 Regular priceUnit price per$0.00 -
Process West Radiator Cover Black Factory Intake | PWED03B
Fits: 15-21 WRX/STI
Regular price $78.65Sale price $78.65 Regular priceUnit price per$78.65 -
In StockNRG Fender Washer Kit FW-200 Titanium Burn - Universal | FW-200TT
Only 2 leftRegular price $44.00Sale price $44.00 Regular priceUnit price per$44.00 -
In StockNRG Classic White Wood Glowing Green Grain Steering Wheel - Universal | ST-015BK-GL
Only 3 leftRegular price $160.00Sale price $160.00 Regular priceUnit price per$160.00 -
![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
Only 4 leftRegular price $208.60Sale price $208.60 Regular priceUnit price per$208.60 -
![ACL [15-21 WRX, 13-21 BRZ/FRS/86 FA20] Rod Bearing Set | 4B8310H](//jdmuscleusa.com/cdn/shop/products/acl-rod-bearing-set-subaru-wrx-2015-2020-4b8310h-main-bearings-acl-25-oversized-acl4b8310h-25.jpg?v=1614523031&width=220)
In StockACL Rod Bearing Set
Fits: 15-21 WRX, 13-21 BRZ/FRS/86 FA20
Regular price $57.00Sale price $57.00 Regular priceUnit price per$57.00
![Go Fast Bits [15-21 WRX] Mach 2 TMS Recirculating Diverter Valve | T9107](http://jdmuscleusa.com/cdn/shop/products/go-fast-bits-mach-2-recirc-bov-2015-subaru-wrx-forester-xt-t9107-blow-off-valves-go-fast-bits-gfbt9107.jpg?v=1614545881&width=220)
![Go Fast Bits [15-21 WRX] Mach 2 TMS Recirculating Diverter Valve | T9107](http://jdmuscleusa.com/cdn/shop/products/go-fast-bits-mach-2-recirc-bov-2015-subaru-wrx-forester-xt-t9107-blow-off-valves-go-fast-bits-gfbt9107-2.jpg?v=1614685879&width=220)
![Tomei [02-07 WRX, 04-21 STI, 04-08 FXT] Silicone Turbo Inlet Hose - Blue | TB301A-SB01A](http://jdmuscleusa.com/cdn/shop/files/tomei-silicone-turbo-inlet-hose-blue-2002-2007-wrx-2004-2021-sti-2004-2008-fxt-tb301a-sb01a-237363_556x417_34b0da4a-8a6c-4abb-b20e-88640a1ae4a0.jpg?v=1690926590&width=220)
![Nameless Performance [15-21 WRX, 14-16 Forester XT] Bypass Valve Black | SUBPVFA20DIT](http://jdmuscleusa.com/cdn/shop/products/nameless-performance-bypass-valve-subaru-wrx-2015-2020-forester-xt-2014-2017-blow-off-valves-nameless-performance-nam-rspd007.jpg?v=1614535523&width=220)
![Nameless Performance [15-21 WRX, 14-16 Forester XT] Bypass Valve Black | SUBPVFA20DIT](http://jdmuscleusa.com/cdn/shop/products/nameless-performance-bypass-valve-subaru-wrx-2015-2020-forester-xt-2014-2017-blow-off-valves-nameless-performance-nam-rspd007-2.jpg?v=1614535523&width=220)
![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)
![ACL [15-21 WRX, 13-21 BRZ/FRS/86 FA20] Rod Bearing Set | 4B8310H](http://jdmuscleusa.com/cdn/shop/products/acl-rod-bearing-set-subaru-wrx-2015-2020-4b8310h-main-bearings-acl-25-oversized-acl4b8310h-25.jpg?v=1614523031&width=220)