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Old 05-30-2020, 12:30 AM   #3
CSG Mike
 
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Quote:
Originally Posted by Gloonge View Post
You only need a flex fuel kit if you want to be able to bounce back and forth from e85 to gas on the fly (or use the different concentrations of E) as far as I know.

The flex fuel kit would however speak to the ecu that has been flashed to work with it.
pump ethanol doesn't guarantee ethanol content. The pumps themselves say FLEX FUEL VEHICLES ONLY, not E85 vehicles only.

If youre tuned for E85, and one day get E70 from a pump, you may have a bad time.
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