My 06 2500HD

[clinebarger]

Originally Posted by Boog

I drove my nephew's 2011 2500 cc dmax/allison. I matted it from a rolling start and I swear it was fishtailin in second gear. I was impressed with the power and like I said the Allison tranny was smooth. That's some combo. His is still all stock. It won't be for long as he plays with everything he buys.

397hp & 765ft lbs isnt enough? I would keep it stock.