2004 Subaru WRX Fuel Systems

    • DeatschWerks® - Fuel Injector Set
      Subaru WRX / WRX STI 2004, Fuel Injector Set by DeatschWerks®, Includes 4 Injectors. Every set of fuel injectors is flow-matched and balanced for reliable and efficient performance. To ensure you get nothing less than the highest level of quality...
      Our price: $359.47 - $864.17$359.47
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    • DeatschWerks® 17U-07-1000-4 - EV14 Fuel Injector Set
      Subaru WRX / WRX STI 2004, EV14 Fuel Injector Set (17U-07-1000-4) by DeatschWerks®, 1000cc/min Flow Rate, Includes 4 Injectors. Every set of fuel injectors is flow-matched and balanced for reliable and efficient performance. To ensure you get...
      Our price: $441.87$441.87
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    • Snow Performance® - Stage 2 Boost Cooler
      Subaru WRX STI 2004, Stage 2 Boost Cooler by Snow Performance®. Get more power and optimize driveability with this great kit. Though built for Subaru WRXs utilizing the stock 0-5 volt output MAF sensor, the kit will also work on STi’s. The kit...
      Our price: $497.44$497.44
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    • AIRAID® - PowerAid™ Throttle Body Spacer
      Universal PowerAid™ Throttle Body Spacer by AIRAID®. Holley 4150-4160. Edelbrock Square Flange. The patented Helix Bore in the PowerAid™ Throttle Body Spacer causes a spinning action of the incoming air charge as it passes through the...
      Our price: $114.90$114.90
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    • AIRAID® - PowerAid™ Throttle Body Spacer
      Universal PowerAid™ Throttle Body Spacer with Basic Hand Tools by AIRAID®. Holley 2300 Series. Motorcraft OE. The patented Helix Bore in the PowerAid™ Throttle Body Spacer causes a spinning action of the incoming air charge as it passes...
      Our price: $114.90$114.90
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    • AIRAID® - PowerAid™ Throttle Body Spacer
      Universal PowerAid™ Throttle Body Spacer with Basic Hand Tools by AIRAID®. Holley Spread Bore. Edelbrock Quadrajet. OE Spread Bore. The patented Helix Bore in the PowerAid™ Throttle Body Spacer causes a spinning action of the incoming air...
      Our price: $114.90$114.90
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    • DeatschWerks® - Electric Compact In-Tank Fuel Pump
      Subaru WRX / WRX STI 2004, Electric Compact In-Tank Fuel Pump by DeatschWerks®. This fuel pump has a high torque motor that creates more flow at higher pressures, so you can supply larger fuel injectors and make more horsepower, and the...
      Our price: $101.97 - $174.07$101.97
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    • Agency Power® - High Flow Fuel Rail
      Subaru WRX 2.5L with Side Feed Injectors 2004, High Flow Fuel Rail by Agency Power®. The fuel rail has the largest bore currently on the market which results in better fuel flow then stock. As well, the Agency Power rail is designed to fit larger...
      Our price: $400.00$400.00
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    • DeatschWerks® - Install Kit for Electric Fuel Pumps DW200™ and DW300™
      Subaru WRX / WRX STI 2004, Install Kit for Electric Fuel Pumps DW200™ and DW300™ by DeatschWerks®. Get the most out of your electric fuel pump by ensuring it gets the voltage it needs with this hardware installation kit. It's especially...
      Our price: $23.10$23.10
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    • K&N® - Inline Fuel Filter
      Inline Fuel Filter by K&N®. Make sure only clean gas flows to your engine with this Inline Fuel Filter.
      Our price: $8.45 - $78.90$8.45
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    • MTS™ - Fuel Pump Electric
      Subaru WRX STI 2004, Fuel Pump Electric by MTS™. Electric Fuel Pump Kit; Incl. Pump; Strainer; And Connectors; Replaces AIRTEX PN[E2068].
      Our price: $58.66$58.66
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