When you're cruising at 75 mph,,,,passing everyone,,, uphill,,, with camper in tow,,,, and you look down and notice the rpm's are at 1800,,,, you say to yourself "Self, buying a Duramax dually was a ...
As I'm poking up the hill at 36mph with my 6.0 gasser screaming at 4000rpm, I try to make myself feel better by telling myself "self, you save $7000 getting the gasser". Dang I want a diesel :)