grizzly8 wrote:
I have a 2011 f350 srw crew 4x4 6.2 gas,and I average 16mpg with camper on,and 18 to 21 unloaded.everything is stock.till warr is up cant do any mods.when it is want to do air box,over drive frm camping world,and a pro charger on engine,belt driven external unit not a screw blower .has any 1 heard of these? they will really wake up your gas engines.
There is no way you are getting that kind of MPG's unless everywhere you go is downhill with the wind to your backside. I had the exact same truck but a regular cab and got 10 mpg loaded and 12 to 13 empty.