Silverado 2500HD Duramax LTZ 4x4

2012 Silverado 2500HD crew cab short bed LTZ 4x4 with 169k miles. Heated/cooled leather, Nav, Bose, remote start, tow package, z71. Truck has 18 inch moto metal wheels with new mickey thompson tires 3k miles ago, leveled, single tune, 5 inch straight pipe, bedliner, gooseneck hitch. Has no engine lights, was just aligned and inspected, no issues at all runs perfect, was a local trade in, Sharp looking truck.