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  1. S

    Denver gas sucks

    I don't think they produce 93 Octane for Denver due to the altitude. I have the same problem, so please let me know if you figure it out.
  2. S

    Octane and Altitude

    While living in Savannah Georgia (sea-level) I installed a Demolet CAI with an excalibrater II tune for 91 Octane. the tunes included wer 89, 91, and 93. I had no problem finding 93 Octane to fit the Demolet specs and felt a difference in my power. I tuned for 91 to compenstae for any...