Wow.. I guess I'm doing alright. Then.. In stock forum I was getting between 19-20. Cold air intake and exhaust must be doing there job...
6 inch procomp and 35's
That's between 60 and 65 mph To get back on subject I wouldn't go any bigger than 33 On the truck
ATs are the way to go I prefer the look of a mud tire but you won't get the same mileage out of the mud tire