octane90

  1. philip B
    Thread

    Fuel type for mazdaspeed3 2012

    Quick question, I have never ran anything but octane rating 93, now to my knowledge the greenies (EPA) wants to ruin our engines with ethanol...
    Thread by: philip B, Sep 3, 2023, 4 replies, in forum: New Member Question and Answer Section
Showing results 1 to 1 of 1