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  1. JoesProGTO

    Mixing E85 with 93 Octane for more power?

    I just saw the video below, where the YouTuber claims he mixes 6 gallons of E85 with 10 gallons of 93 Octane (per tankful) to gain significant horsepower in his 2024 GT….without a tune (obviously). Any thoughts on this? He claims as long as you are keeping the overall mixture around E40 (or...


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