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SI-1 Fuel System Cleaner

Item 383777
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Ship to: Ashburn - 20149
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      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation


      • Tune-Up in a Bottle
      • Cleans and Lubricates the Entire Fuel System
      • Reduces Need for Octane by Up to Two Points
      • Safe for Continual Use
      • For Use on All 1979-2021 Mustangs
      • 15 fl oz Bottle - Sold Individually


      Tune-Up In A Bottle. Red Line SI-1 Fuel System Cleaner is designed to increase power, fuel mileage and lower exhaust emissions by cleaning and lubricating your entire fuel system (including carburetor and injectors) allowing fuel to burn more efficiently for maximum power, fuel economy and fewer emissions.

      Easy To Use. Just pour one 15oz bottle directly into the fuel tank of your neglected vehicle for the most effective treatment. Use in smaller doses as routine maintenance because one 15oz bottle can treat up to 100 gallons of fuel.

      Application. Red Line SI-1 Complete Fuel System Cleaner is safe for use in all 1979-2021 Mustangs, including the LX, V6, GT, Bullitt, Mach 1, SVT Cobra, BOSS and Shelby GT500 models. Sold individually.

      Technical Note. Red Line Fuel Cleaner CAN NOT be shipped outside of the United States. It CAN ONLY be shipped using Ground service.


      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) 15 fluid oz bottle

      Tech Specs


      Customer Reviews (27)

        Questions & Answers

        10 More Questions