2018 GMC 3500 SLT 4X4. If you are looking for a loaded up Duramax it is here at the Truck Guys. Our shop went through it top to bottom including a fresh oil change and fuel filter. We added a brand new level kit with brand new custom wheels and tires. Its loaded with AC seats Heated seats,sunroof,bose audio,backup camera,remote start,exhaust brake. We take trades and help with buyer financing. Check www.utahtruckguys.com for our full inventory.