Mainstream diesel performance hit a home run when Dodge introduced the Cummins-powered Dodge Ram in 1989. In stock trim, the trucks were reliable yet underpowered, but it wasn’t long before ...

We recently discussed diesel programmers and the role they play in our pursuit of higher performance. Although the OBD-II-driven devices have many different functions, changing the parameters in a ...

Diesel engines are more durable by their very nature, and these ones are practically unkillable.

Edge Products is giving GM Duramax owners a shot at upgrading their oil-burner with its new Insight CTS3 and Evolution CTS3 kits, offering not only digital monitoring of engine parameters, but also ...

Diesel is a fuel that has had a mixed history, with varying levels of take-up by consumers around the world. In the world of transport, diesel engines have offered better fuel economy and torque than ...

Here's the story of perhaps the most legendary diesel engine ever made, the Cummins 5.9L.

Here are the best engines in 2026 for towing, fuel efficiency, and more.

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...

Internal combustion engines are incredibly complicated machines that many of us interact with on a daily basis, but don't completely understand. You get in your car, turn the key or push the start ...