Ram Rebel 3.0 sst gas mileage.

[Granite Goat]

My 26 Ram Bighorn (S/O Hurricane and 3.55 rear end and stock otherwise) is getting ~15mpg.

 

[Ripper]

26 RAM Rebel. First fill.

245.2 miles, 17.742 gallons, 13.3 MPG

Not much highway driving. Getting ready for my second fill up so I'll post results once I have them.

2nd. Fill
244.7 miles, 16.240 gallons, 15.07 MPG

Total
489.9 miles, 33.982 gallons, 14.42 MPG

 

[Ripper]

Here are my latest figures.

Overall since I got the truck:
1583.3 miles, 106.887 gallons, 14.81 MPG

Best tank which just happened to be my last tank:
15.39 MPG running Mobil (Top Tier) 93 octane. 292.4 miles with approximately 160-170 highway miles