Recent content by Tkdog

So did the 6.0 get 18-20 mpg? I ask because I am about to purchase one, my hunch is with right maintenance and lubes and a K&N filter cold intake may take it up a notch. I drive a 98' G3500 any difference in the new school say 2005-2007 range? (Yeah she is tired at 325k) and I am tired of...