Gyro Gearloose Compares Shell To Off Brand Gasoline
This guy goes through a lot of work and you can decide how valid it is https://www.youtube.com/watch?v=8uIsbRaArvk
Forum Discussion
Our vehicles drive fine on E10. Yes, you won't get as good a gasoline mileage with an ethanol blend as ethanol does not have as much energy in it as gasoline.
