Diesel engines have the reputation for being high-torque workhorses, built for rough roads and heavy loads. These engines are ...

Discover Toyota’s indestructible diesel masterpiece that is still in production three decades later.

The first production gasoline car with fuel injection was not the famous Mercedes 300 SL, but a tiny postwar German car that ...

It has stopped criminal prosecutions of people who install “defeat devices,” which make diesel trucks faster and more efficient but also dirtier. Mackenzie Spurlock pleaded guilty to installing defeat ...

As the 2027 EPA mandate looms, OEMs are still proving that advanced diesel engines are the most efficient way to keep fleets profitable and the U.S. economy moving. A technician conducts testing on a ...