The Justice Department ordered prosecutors to drop all pending cases targeting the sale of illicit "defeat devices" in diesel ...

The field of diesel particulate filter (DPF) technologies is witnessing rapid evolution as researchers strive to reduce harmful emissions from diesel engines. Advances in both passive and active ...

A Roseville firm accused of selling thousands of devices that allowed truck drivers to defeat emissions controls on vehicles pleaded guilty Tuesday in federal court in Sacramento, agreeing to pay $1 ...

A tuning company in Roseville, California will pay $1 million in fines and penalties after it pleaded guilty to selling thousands of products that allowed pickup truck owners to bypass the emissions ...

A recent study published in Engineering presents a significant advancement in the field of diesel vehicle emission control. The research focuses on enhancing the performance of selective catalytic ...

If you're into diesel trucks, you may already be aware of the fact that a thriving market exists for aftermarket enhancements and modifications. There are various ways to get more horsepower out of ...

Yet another tuning shop has been fined as part of the U.S. Environmental Protection Agency’s ongoing war on diesel emissions defeat devices. At the receiving end of the punishment this time around is ...

SACRAMENTO, Calif. (AP) — A California company will pay $1 million for violating federal environmental laws by making and selling devices that defeated smog controls on diesel trucks, prosecutors ...

You might already know that gasoline and diesel engines both operate using the same four-stroke cycle: intake, compression, power, and exhaust. However, a key difference between gas and diesel engines ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SACRAMENTO, Calif. (AP) — A California ...

A man is dead, several northeast Ohio roads are closed and diesel has poured into a river after a tanker truck lost control and exploded Saturday morning. The driver of the truck was heading north on ...