Posted 6/11/2014 09:10 (#3913302) Subject: what is your fuel mileage with the dodge cummins using def
I have been thinking about upgrading from a 5.9 and am wondering if the fuel mileage has gotten better in the 6.7 cummins after using def. Mileage seems to be disappointing when they switched over to the 6.7 from the 5.9.
what is your fuel mileage with the dodge cummins using def
