The DD13 engine combines proven Detroit engineering with advanced new components to maximize durability and minimize downtime in both on-highway and vocational settings. Its swirl piston combustion, wide-ranging torque delivery, and extended maintenance intervals ensure greater efficiency with every mile. | Demand Detroit

The Detroit™ DD13® Engine: A 13 Liter Powerhouse Lets take a closer look at what makes the DD13 such an awesome engine. Please enjoy this inside look at the DETROIT™ CONNECT VIRTUAL TECHNICIAN℠ REMOTE DIAGNOSTIC SYSTEM: If maintenance issues come up while on the road, you can count on Detroit Connect Virtual Technician. With Virtual Technician, you are notified within minutes when your vehicles experience a fault event, the severity of the fault and when, where and how to best fix the issue caus