Fuelly mileage of the big three diesels
It appears the new 10 speed in the Fords made a significant impact in catching up with the Cummins fuel mileage in the 2500's. Although it is still too little info in all of the new 2020 models to te...
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It was my impression, smarty, that OP was displaying non-towing, no significant load mileage numbers so the comparisons do not have anything to do with safe towing or overloading.
