California has dropped its landmark rule that would have phased out nearly all diesel trucks in the coming years, the ...

When Oregon’s Environmental Quality Commission approved the Advanced Clean Trucks (ACT) rule in 2021, many people celebrated ...

ReVolt said it will bring a Peterbilt 379 retrofit with a hybrid drivetrain to the Mid-America Trucking Show in March.

The Environmental Protection Agency and California Air Resources Board have established that NOx and particulate emissions ...

In this video, Weston takes his $1,000 F350 7.3L Powerstroke to the next level with a custom exhaust upgrade. From unboxing the parts to overcoming unexpected challenges, follow along with the journey ...

Washington just got its first electric fire truck. In addition to the Redmond truck, another city will get one soon.

Though compact diesel vehicles never caught on in the United States, this technology is still plentiful in the domestic heavy ...

Vehicle owners usually need to know many things to keep their vehicles running in the best possible order. Those who own a ...

California suffered a setback when its EV truck mandate failed to win federal approval, but officials say they will use a mix ...