On my last towing job (RV) my truck downshifted a gear lower on the same hill as in the past. Using my cell and the program Torque it got 1/8 mile 14.3 seconds at 70.8 mph and a 0-60 time of 14.3 all at 9,000 lbs. with the following. For a stock 14 diesel, 2500 mega cab, with Fuel tank/tool box...