Detroit Diesel's two-stroke engines were its bread and butter for decades, but the four-stroke Series 60 and DD15 were a big departure. How similar are the two?

Check out this 1.5 Billion Dollar engine featuring the Detroit Diesel DD15 with 1,850 lb-ft at 1,100 rpm torque inside Diesel Power Magazine.

The company behind the DD15 engine, the Detroit Diesel Corporation, was founded in 1938 as the General Motors Diesel Division. It initially produced engines for use in construction, military, and ...

Enhancements to the Detroit DD15 engine, combined with an expanded lineup of the DT12 automated manual transmission, have resulted in improved fuel economy, performance and durability, according ...

After nearly five years and $1.5 billion in development, the new heavy-duty Detroit Diesel DD15 engine was unveiled Oct. 19 at the company’s plant in Redford, Mich. The six-cylinder, inline DD15 ...

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 ...

Since the new DD15 will only be available in the Cascadia Evolution at this point, both Freightliner and Western Star customers looking for a 15L would have been left without a Detroit engine ...

Enhancements to the industry-leading Detroit DD15 engine and an expanded lineup of the popular Detroit DT12 automated manual transmission will benefit Freightliner Cascadia customers with better ...

Check out this 1.5 Billion Dollar engine featuring the Detroit Diesel DD15 with 1,850 lb-ft at 1,100 rpm torque inside Diesel Power Magazine.