Avid, I wasn't thinking about the regen using more fuel. Good point. I am still hoping it all gets worked out and becomes a simpler life. Anyway hope you find a great deal on a 5.9 if you go that way. Nice thing about the 5.9 is all the mods you can do to it!
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'07 Bighorn 3500, 6.7 cummins/6spd auto, 410 rear Quad cab LB. 4x4 51 gallon toolbox/fueltank combo.