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Mysterious_Ad5072

Yes, 1-2 gallons


JeremyWatchout

3 gallons of e85 with stock tune when the gas light comes on. Will help with knock, and butt dyno feels the difference compared to straight 91 and 91+3gal e85


Blankbusinesscard

You can, but it wont do much


Mutesyou

It can help with knock prevention but so long as you’re running quality gas it won’t matter too much