Powering thousands of Class 8 trucks with massive amounts of torque, stellar economy and proven reliability, the Detroit DD15 remains to be the king.

This 2011 Cascadia with EPA 2010 DD15 engine, above, is a customer demo unit already in revenue service. We drove it first. We liked it a lot. America was founded on revolutionary ideas, but it was ...

After nearly five years and $1.5 billion in development, the new heavy-duty Detroit Diesel DD15 engine was unveiled today at the Detroit Diesel plant in Redford, Mich. The DD15 displaces 14.8 liters, ...

Detroit Diesel put a different spin on the old idea of double turbocharging by linking the DD15's second, low-pressure turbo to the flywheel. Called turbocompounding, the concept captures extra ...

When it comes to engine manufacturing, Detroit Diesel stands up there with the best of them. Established in 1938 as a General Motors division, the company primarily focused on manufacturing diesel ...

Overdrive sister publication CCJ recently had the opportunity to get a first-hand look at Detroit Diesel’s newest engines, the company’s sixth-generation engine platform. As reported by CCJ Chief ...