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

It practically goes without saying — big trucks require powerful engines, and that's exactly what the Detroit DD15 engine promises to deliver. The engine was introduced back in 2007 after a nearly ...

The Detroit® Gen 6 engine platform proves that real progress doesn’t require a complete redesign. Built on 20 years of ...

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 fuel ...

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 ...

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 introduced its Gen 6 DD13, DD15 and DD16 engines for Freightliner and Western Star trucks to meet EPA’s 2027 emissions standards. The engines add a pre-SCR system, redesigned fuel system and ...