By the Cummins deal, Dodge didn't have many possible dance partners left.

Early adopters of the X15N engine have seen positive results, which may translate to additional fuel demand, according to the latest State of Sustainable Fleets report. Natural gas vehicle adoption ...

How the 5.9L Cummins turbo diesel revolutionized pickup trucks in 1989, delivering 400 lb-ft of torque when Ford and GM ...

The Cummins X15 diesel engine has been updated to meet the upcoming emissions requirements while maintaining the durability and performance that have made it widely used in long-haul operations.

With a Master's degree in English Literature and six years of writing experience, Aayush has been contributing to TopSpeed for over two years. Since 95% of his personality is motorcycles, he goes ...

Discover four diesel engines more powerful than the 6.7 Cummins. We compare heavy-duty motors like the Ford Power Stroke, ...

It was destined that Louie would be passionate about cars before it became a conscious choice. And once it did, there was nothing else on his mind. With a childhood automotive brain like a database, ...