Quote:
Originally Posted by TEX
Understandable. Don't they come with some type of knock sensor that will pull timing in case someone goes full reerun and / or accidently fills up with regular 85/86/87 octane?
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Yep, the computer will adjust to a low octane fuel table for timing if someone goes full reerun. I've seen one owner of a 2012 vert SS Camaro using low grade fuel.

Only non ethanol 91 for my car.