6.7 Cummins: 20+ MPG?!
The fuelly.com average MPG for 2011-2016 6.7 Cummins seems to hover right around 16 MPG. Today the wife and I spent most of the day running some errands with our new 2016 6.7 3500 SRW. Put about 1...
Forum Discussion
Speed, acceleration, and grades are fuel economy killers. Larger and more aggressive tires do their share, also. I have done 30+ with both the EcoD and the Jeep by using cruise control at 60MPH on a clear hiway. The EcoD is going to lose a few MPG soon when I put on LT tires with a little more aggressive tread.
