
The DD13 engine meets Greenhouse Gas Protocol for 2021. *When paired with IDP ratings Other new features and enhancements include:


When paired with the Detroit® Vocational or Highway Series of DT12® transmissions, the engine can also ThermoCoast, keeping temperatures up during low load driving. The new ATS works hand in hand with the Detroit Heavy Duty Platform of engines through techniques such as Asymmetric Injection and Auto-Elevate to ensure optimal temperatures, leading to fewer regens. This new ATS features a single, larger Diesel Particulate Filter (DPF) with Asymmetric Cell Technology for increased service intervals and 60-pound weight savings in a smaller housing.

Engineered to offer less complexity and more durability in many of its key components, the DD13 achieves an even higher standard of reliability.New power ratings, greater application coverage, and available front and rear engine power take offs (FEPTO / REPTO).Versatility for a wide range of applications.The DD13 builds upon proven Detroit® technology to offer industry-leading power and productivity in this 6-cylinder engine. The DD13 takes the reputation of the DD15 to new heights. The DD13 engine has been significantly redesigned with innovative new features, building on the legacy of the most popular Class 8 diesel engines in North America.
