36.77 MPG

486.0 mi, 13.218 gal @ $3.959 = 36.77MPG

58,431 total miles. Valero on Foxworthy and Meridian.

The computer now forecasts 557 MTE and 37.3 average MPG. I'm branching out from Chevron with this tank, so we'll see how that goes...

35.79 MPG

473.6 mi, 13.234 gal @ $3.959 = 35.79MPG

57,945 total miles, Chevron on Landess.

The computer forecasts 546 MTE and 37.1 average MPG.