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Texas_Roadrunn1's avatar
Texas_Roadrunn1
Explorer
Jan 21, 2018

2016 Ford F-350 Crew Cab LWB Dually 6.7 Mileage

Our 6.7 liter truck mileage has dropped from the 14-16 mpg range on the highway to around 12-13 mpg when not towing. Truck has about 35,000 miles on it. We have seen mileage in town as low as 10.5 mpg...
Tow Vehicles
Cummins12V98's avatar
Cummins12V98
Explorer III
Jan 21, 2018
ScottG wrote:
I agree with the others, probably winter blend fuel. I would lose that K&N as well. They have their place but never on a turbo diesel.


I have ran the AFE big cone type oiled filter on my 98 12V for 300k no issues. The difference my truck has NO SENSORS.

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