The answer is yes: You can mix 87 and 91 octane gasoline without blowing your engine to hell. With that out of the way, let's discuss what mixing different octane fuels does to your engine in terms of ...
We earn commissions from purchases you make using links in our articles. Learn more. Rather than sifting through hundreds of octane booster options, here we're going to save you time by narrowing down ...
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