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 ...

Detroit built their reputation on two-stroke ... generally have a wider powerband than DD15 engines, allowing them to operate better at a range of operating speeds. The ISX line of Cummins engines ...

Housed in an expandable, double-wide trailer, this lab is like no other. It’s pulled by a class 8 semi truck with a Detroit Diesel DD15 engine, the latest in heavy-duty diesel technology. Wi-fi ...