Quote:
Originally Posted by 2010_5thgen
exactly. im kinda scared to see what my MPG goes to once i lift it and throw on 38's. but i only work 5 miles away from home, and i get a company gas card 
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Going to bigger tires will lose you 2-3 mpg. I lost that and when I installed steeper gears, I got most of it back. On the bright side, your diesel won't know the difference.
Mark