You don't often see the words "clean" and "diesel" put together like that, but get ready for some big changes to the diesel landscape. Starting in October 2006, gas stations and truck stops will sell ...

We may receive a commission on purchases made from links. One of the things you might not know about diesel engines is that based on the chemicals emitted during operation such as Carbon Monoxide (CO) ...

EPA required a 97-percent reduction in the sulfur content of highway diesel fuel from its pre-2007 maximum of 500 parts per million (low sulfur diesel, or LSD) to 15 parts per million (ultra low ...