[VIDEO] Get an Up Close Look at GM's Brand New Duramax Engine for the 2017 Sierra


Check out the 2017 Duramax diesel engine with cutouts to show off all the internal workings. This is GM's redesigned Duramax 6.6L V-8 that's being offered up on the 2017 Silverado HD and Sierra HD. This new design offers more horsepower and torque than ever before.