One upgrade can get your 6.7 Cummins engine running cleaner and making more power. This must-have Ram upgrade is also on sale ...

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 ...

We may receive a commission on purchases made from links. Over the last century or so, the auto industry has changed in a myriad of incredible ways. It's mind-boggling to think of just how far we've ...

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 ...

Parker Hannifin’s Racor division designed its AFAP engine air pre-cleaners to be mounted outside the hood and to be connected to the air filter intake of a gasoline or diesel engine air cleaner.