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      02-16-2020, 04:22 AM   #43
MoeMo87
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Drives: 435xi, M550i
Join Date: Mar 2019
Location: Naperville, IL

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Quote:
Originally Posted by mspired335i View Post
Quote:
Originally Posted by tjohnson View Post
What happens if I get the e85 tune from them, but then I'm only able to get 91 octane?? I travel with the car long distances sometimes, and don't want to be stuck looking for 93 or e85 fuel while driving 85mph on the freeway. LOL
Well , in that case you should be tuned primarily on 91 as your daily tune. And the e85 tune , should be your secondary tune in that event it will be for the days you can source e85 readily .
So if you do a E85 tune, you have the option to run E85 mix or 93 by itself but not 91?
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