As opposed to a variety of displacements and sweeping adjustments over time, Duramax engines have gradually improved as time passes out there. Nothing drastic, just incremental modifications to make the engine much better and create decrease emissions and even more torque. The present iteration in the Duramax makes 975 pound-feet https://decormedley.com/maximizing-storage-space-the-duramax-sidemate-4x8-plastic-shed/