We may receive a commission on purchases made from links. The engine bay under the hood is one of the dirtiest parts of a daily-driven car. But it's also one of the most neglected places to clean.

Your gasaholic friends may not believe you, but feel free to tell them that diesels will soon be cleaner than current gasoline engines. It's not a trick-they'll have to be that clean if manufacturers ...

When owning a car, consistent, thorough maintenance is key. If you want to get the most out of your vehicle and prevent paying for costly repairs, it's crucial to take care of little things and avoid ...

The diesel engine has undergone a significant evolution over the past two decades. Most of these changes were designed to reduce emissions and air pollution, but once early generation emission goals ...

We may receive a commission on purchases made from links. Our cars depend on many individual mechanical parts and systems, as well as a host of electrical sensors and computers to carry us to and from ...

Diesel engines are the workhorses of freight transportation and agriculture — and by extension keep the economy fed and well supplied. They also have a dirty side. The founders of ClearFlame Engine ...