Stellantis plans to launch a new lineup of what it's calling "muscle trucks" for its Ram brand despite elevated U.S. gas prices due to the war in Iran.

The warning accompanied a social media diss against Chevron, part of an ongoing battle with the Big Oil company.

Despite gasoline and diesel fuels both being used for internal combustion, they're different enough that they require entirely different engines. You can't pull up to the pump in a diesel pickup and ...

They pull hard and use less fuel than a gasoline engine doing the same work. Greater fuel efficiency will often offset the ...

When you think of a large engine, you probably think of a heavy-duty truck V8. But the engines that actually power our world ...

The Toyota Sequoia has seen the biggest increase in annual fuel costs this year, and SUVs dominate the top 10.

In the world of tuning, there are a handful of engines that have ascended to legendary status. Every tuner may have their own ...

Westport is debuting its high-pressure CNG fuel system with Cespira HPDI technology on a Volvo VNL 300 at ACT Expo. Another high-horsepower natural-gas engine system may soon be available from ...

Yes, the 2026 Subaru Crosstrek Hybrid has amazing fuel economy. However, the best thing the hybrid brings is a smile.

A new test looks at whether expensive gas is actually worth the higher price or just another way for drivers to spend more at ...

Why SpaceX’s giant Starship rocket is not worsening the fuel crisis — but may still raise profound climate questions.

Monster trucks are massive vehicles primarily designed to perform stunts. Surprisingly, there is one monster truck that is ...