2015-2021 Subaru STI Engine Parts & Upgrades
Shop 2015-2021 subaru sti engine parts and performance upgrades at JDMuscle. We carry the top brands with guaranteed fitment for your 2015-2021 Subaru STI.
2015-2021 Subaru STI Engine
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Up to $13.50 offRadium Engineering Fuel Pressure Regulator Kit Black | 20-0265-00
Fits: 08-21 STI
Regular price $256.45Sale price $256.45 Regular priceUnit price per$269.95 -
Company23 Torque Plate WRX/STI / LGT / FXT EJ25
Regular price $309.00Sale price $309.00 Regular priceUnit price per$309.00 -
Up to $28.35 off
In StockCometic 08-21 STI Street Pro Gasket Kit | PRO2048C
Only 3 leftRegular price $376.74Sale price $376.74 Regular priceUnit price per$405.09 -
Up to $36.32 off
In StockCometic 100mm Bore Head Gasket WRX/STI EJ25 Models
Only 7 leftRegular price From $51.84Sale price From $51.84 Regular priceUnit price per$54.85 -
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 -
![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 -
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 -
Up to $0.69 off
In StockManley Round Wrist Pin Wire Lock Set WRX/STI Engine Models EJ20 / EJ25 2002-2019 | 42212-8
Only 3 leftRegular price $13.06Sale price $13.06 Regular priceUnit price per$13.75 -
In StockInjen Evolution Cold Air Intake
Fits: 15-17 STI
Only 1 leftRegular price $500.04Sale price $500.04 Regular priceUnit price per$500.04 -
Up to $8.20 off
In StockGates Micro-V Belt
Fits: 02-14 WRX, 04-21 STI, 04-09 FXT
Only 17 leftRegular price $44.00Sale price $44.00 Regular priceUnit price per$52.20 -
![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 -
In StockDeatschWerks 65c Fuel Pump w/ Install Kit | dw9-652-1008
Fits: 08-14 WRX, 08-19 STI, 05-09 LGT/OBXT, 04-06 GTO
Only 11 leftRegular price $159.00Sale price $159.00 Regular priceUnit price per$159.00 -
In StockDeatschWerks DW200 Fuel Pump - Universal
Regular price $109.00Sale price $109.00 Regular priceUnit price per$109.00
![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)
![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)
