Amazing MPG gains... Magic fuel, or ???
I have driven 6975 miles since setting out on this cross-country trip back in early October, and I have recorded every single mile and each gallon of diesel fuel along the way (22 tankfulls so far) in...
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My experience, the single biggest factor for mpg is altitude. That goes for my motorcycle, truckcamper and motorhome. The less dense the air to push out of the way the better. That's why airliners fly high.
