Flex fuel vehicles can be programmed and you can have tunes written for the E85 blend. I imagine, but Bill would know, that there's not much difference between E85 and E75. You should probably have a different tune for E10 (which is really pretty much the "standard" form of gas now.
- Jack
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2014 F150 Platinum SCrew 3.5L EcoBoost 4x4 with SCT programmer
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