That is pretty good with the HEMI
With my Ecodiesel, i averaged 25.8 mpg on a 450 mile run across hills & flats doing various speeds. i was about 600 feet behind a semi truck that was pulling a mobile home 1/2 the time.
I get a kick out of seeing 99 mpg on those 6% downhill grades
2016 Ram 3.0 diesel 3.55 w/LSD, G2 tonneau, Line-X, Weathertech mats, Mag-Hytec differential cover, Nfab bars, CB radio, EGR bug deflector