On call 24/7
Join Date: Oct 2008
Location: Odessa FL
Thanked 1,113 Times in 982 Posts
iTrader Score: 12 reviews
My 12 usually does just about the same as ron's other than I rarely pull a trailer so my city average is about 15.5. After owning two dually trucks, I can tell you that is your problem. I never could get any good mpg out of either dually, no matter how I drove or mods I made.
2012 Laramie Longhorn, EFI by Ryan, 5" FloPro, 35x12.5x20 Toyo AT II
1995 Dually, Weston's 5x.016, 4k GSK, 5" FloPro, 255/85r16 Toyo M/T, Goerend, ARP, 60# Springs, BW 62/65/14, BW 75/96/1.10, Isspro, Fass 125, BDP Sump, 7mm DV's, Old Numbers 421/946
1998 P-Pumped 24v, 4x4, NV4500 swap
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