Quote:
Originally Posted by AKElroy
"dude, just do X & truck will adjust to those bigger tires".
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Dude...Hypertech speedo recalibrator!
That and keep it shifting under 2000 rpm. (tie a string from your right big toe to your twig and berries if that'll help you ease into the throttle)
I've got the same tires with a similar lift on my 5.7 DC and I still get 16 to 17 mpg on the highway in the summer.