Diesel engines are durable and capable, but it's easy to overlook one particular quirk regarding the intake manifold that should otherwise be regularly checked.

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 ...

It's a known fact that additional air can provide improvements in engine performance and fuel efficiency. But most truck owners don't realize that the quality and temperature of the air has a lot more ...