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Old 07-13-2020, 05:02 PM   #51
IneedAZ


 
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Drives: 2017 ZL1 A10 & 2021 BMW M340i x Dr
Join Date: Mar 2009
Location: Tampa
Posts: 5,111
Quote:
Originally Posted by Stealth7 View Post
Just say no. Tune for stock octane levels, and use a bit of unleaded race gas (mix) at track purely for safety and to avoid ecu knock retard if it is hot and you are running hard.
That's what I do. I wouldn't tune based on it. Actually, when they tune for the cam and blower swap I will make sure it's only 93 in it. I may buy a 5gal drum of 100 for a track tune. The Boostane would just be my security blanket.
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