mpg

Why does 6.7L deleted and tuned get near 30mpg but an ecodiesel vehicle weighing half as much deleted or not can't get much better? Why can't 6.7L magic be reduced in size get twice or even half again as good of results?

Just went on my first towing trip with my 2021 Ram 2500 Crew Cab Tradesman 4x4 6.4L Hemi. I was towing a Big Tex 70PI-X flat deck trailer and a Can Am X3 Max Turbo RR (about 4k lbs combined.) The route was basically from Phoenix, AZ to St George, UT and then back home to PHX. We went up there...

Hi guys, short story. Bought in Cali , I have 342 gr. 6 speed HD, 4x4 w/6.7HO I've had it for a short time. This trk get between 9-10 mpg ..... period.... I hate it! Dealership has checked the flash. I'm About to delete it. Been sitting on it waiting on it to break 20k mi. Well I did. 23,860mi ...

I have a 2020 2500 standard output. After I idle somewhere for a little while maybe 15 minutes plus I notice when I start back driving the mpg when driving is way lower than normal. Can hardly get it to stay over 10mpg even when cruising at 45. If I park the truck and turn off then next time I...