Dave and the 2008 GMC 2500HD with LMM Duramax, might be a little modded.
Wainfleet Fall Fair Truck and Tractor Pull on September 24, 2010 - Local Diesel Class.

Truck defueled on the 1-2 shift, snapped stock driveshaft due to resulting axle wrap. Might need some traction bars and spring clamps!