I just recently bought Ktuner and a flex fuel kit and I am wondering what is the best ethanol % that y’all recommend for your base map tunes for the best performance.
Re: Flex fuel
Posted: Tue Apr 05, 2022 4:45 pm
by KTuner
If you have a factory turbo application that supports flex fuel and includes a tune for it we generally recommend E30 as a max.