Re: Hand Calculated Mileage figures, post them here!
I got 15 mpg
all highway 70-75 mph yesterday. I put bigger tires (35x12.50x20) and wheels on which I feel will somewhat reduces gas mileage plus here in the midwest our highways have slight grades 1-3% that are several miles long.
2011 F350 CC SB SRW LARIAT....SOLD!!