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 ...

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 ...

Freightliner says its 2014 Cascadia Evolution, with improved Detroit DD15 power, delivers as much as a 7% improvement in fuel economy over an EPA 2010-compliant Cascadia equipped with first-generation ...

In recent years, concerns with global environmental problems have become major issues. Environmental regulations such as fuel consumption/economy, for example, have become very stringent. On the other ...

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, ...

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 to ...