06ramcummins
New member
- Joined
- Mar 5, 2008
- Messages
- 268
update fellas. with the bully dog set to tow/haul mode and the doc stage III 110hp 2018 got 13.8 mpg. 70mph avg. 85% highway. tried the doc by itself today, all highway 70-75mph avg. idle 30 min. got 17mpg. not bad.