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

Dimpled pistons might sound strange, but some say they could be the future for diesel power. We've looked at the arguments ...

When you’re one of the partners in a successful and growing diesel performance shop, you tend to look at things a bit differently. While most truck owners consider updating a late-model engine by ...

The 7.3 Power Stroke turbodiesel has become an iconic engine that's considered by some to have heavily influenced diesel design. The 1994 Ford Super Duty was the first to showcase the 7.3-liter Power ...

Owning a Cummins-powered rig is already a flex. That deep, rumbling idle. The way the turbo whistles when you roll into the throttle. The satisfying grunt as it effortlessly tows what would make most ...

The BMW 335d is the torque-loaded diesel sleeper sedan blending surprising speed, premium comfort, and hybrid-beating fuel ...

But the big reveal was the next generation of its more than 40-year-old B-Series power platform with a new 7.2-liter diesel engine for 2027—the same year that the Environmental Protection Agency’s ...

Parts suppliers, race shops and tuners alike have all found themselves in the crosshairs of an increasingly strict EPA thanks to the latest round of National Compliance Initiatives, which specifically ...

Detroit Diesel was once one of the most prolific engine builders out there. But its success didn't last forever, leaving it ...