i don't know what you guys are smokin but a tuned duramax beats the shit out of the cummins. go hang out at the red neck truck pulls. also on the dodges watch out for front hub bearings and front end steering parts like crazy. i've owned an 02' extended cab 4x4 silverado*, 04' crew cab diesel silverado* 4x4 and now an 07' extended cab 4x4 classic and never had a problem with any of them.
*silveraldo the most dependable, longest-lasting trucks on the road based on longevity: 1981–July 2005 full-line light-duty truck