2004 Subaru WRX Performance Catalytic Converters

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    • MagnaFlow® Direct Fit Federal OEM Grade Catalytic Converter
      (0 reviews)
      # 61590406
      Subaru WRX / WRX STI 2004, Direct Fit Federal OEM Grade Catalytic Converter by MagnaFlow®. 2.5" Inlet / Outlet Diameter. 7.63" Wide. Without Air Tube. If your car needs replacement, install one that will get you through the smog...
      Increases exhaust flow compared to original factory converterIncreased exhaust flow allows your engine to make more power
      $398.76 - $583.50
    • MagnaFlow® Direct Fit Federal Pre-OBDII Catalytic Converter
      (0 reviews)
      # 61590407
      Subaru WRX / WRX STI 2004, Direct Fit Federal Pre-OBDII Catalytic Converter by MagnaFlow®. 2.5" Inlet / 2.5" Outlet Diameter. 7.63" Wide. Without Air Tube. If your car needs replacement, install one that will get you through the...
      Increases exhaust flow compared to original factory converterIncreased exhaust flow allows your engine to make more power
      $320.31 - $485.43
    • DC Sports® Polished Stainless Steel Turbo Up-Pipe
      (1 reviews)
      # 45401513
      Subaru WRX / WRX STI 2004, Polished Stainless Steel Turbo Up-Pipe by DC Sports®. DC Sports competition pipes delete the catalytic to eliminate restriction in the exhaust path and are dyno tuned to deliver incredible performance...
      $114.41
    • Bosal® Rear Catalytic Converter
      (0 reviews)
      # 49846359
      Subaru WRX 2004, Rear Catalytic Converter by Bosal®. If you’re in need of a replacement catalytic converter, you can’t do better than Bosal. They’re a leading supplier to vehicle manufacturers and use advanced manufacturing...
      Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases
      Call for Pricing
    • Eastern® Direct Fit Catalytic Converter
      (0 reviews)
      # 17569965
      Subaru WRX STI 2004, Direct Fit Pre Cat Catalytic Converter by Eastern Catalytic®. 24.5" Overall Length. ECO II. 5 Bolt Welded. 2 Bolt Welded. One Front Gasket. One Rear Gasket. If you need to replace your failed or damaged...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $237.06
    • DEC® Catalytic Converter and Pipe Assembly
      (0 reviews)
      # 64459290
      Subaru WRX 2004, Catalytic Converter and Pipe Assembly by DEC®. With Pipe Assembly and O2 Sensor. Pick out a catalytic converter by DEC and get your emissions back into check without worrying to fail again. These catalytic...
      Direct fitMade from a heavy duty stainless steel outer shell
      $205.03
    • DEC® Direct Fit Catalytic Converter
      (0 reviews)
      # 64467346
      Subaru WRX 2004, Direct Fit Catalytic Converter by DEC®. Pick out a catalytic converter by DEC and get your emissions back into check without worrying to fail again. These catalytic converters are made from a heavy duty stainless...
      Direct fitMade from a heavy duty stainless steel outer shell
      $212.40 - $258.13
    • Weapon-R® CEL Eliminator
      (4 reviews)
      # 290727
      Universal CEL Eliminator by Weapon-R®. CEL Light Eliminator gets rid of the Check Engine Light and will not effect the performance of your vehicle. We carefully test and research the correct amount air / fuel ratio which is needed...
      $45.00
    • Eastern® Universal Fit Catalytic Converter
      (0 reviews)
      # 38848815
      Subaru WRX STI 2004, Universal Fit Catalytic Converter by Eastern Catalytic®. Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you definitely need a new one, and this product is the way...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $46.60 - $56.52

    2004 Subaru WRX Models
    • 2004 Subaru Impreza WRX Performance Catalytic Converters
    • 2004 Subaru Impreza WRX STI Performance Catalytic Converters