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 ...
Call it pre-need planning. When Detroit Diesel rolled out its DD15 engine in October 2007, the company said it was a clean-sheet design, birthed EPA-'07-compliant and 100 percent ready for EPA-2010 .