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  1. #1

    Join Date
    Mar 2013

    Using Havoline 2 Stroke Oil with GPR's having Catalytic Converter Installed

    Open Discussion on what everyone thinks about this is it okay to use having a Catalytic Converter still installed
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  2. #2
    800AMSOIL4U's Avatar
    Join Date
    Aug 2006
    Morgan Hill, CA
    Take out the cat then you can run whatever 2-stroke oil you like. With the cat in you are playing with trouble.

    You can run the AMSOIL Synthetic Interceptor Oil even with the cat installed.

    Here is a big test on the interceptor oil.

  3. #3
    lazsrxp's Avatar
    Join Date
    Oct 2012
    X2^^^ remove the cat, you will save $$$ in the long run

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