The Cummins X15 diesel engine has been updated to meet the upcoming emissions requirements while maintaining the durability and performance that have made it widely used in long-haul operations.

A rare high-mileage Theta II teardown reveals how these engines actually fail over time, and it’s not as sudden as you might ...

The new heavy-duty engine oil category, PC-12, is nearing the finish line. Here’s what fleet maintenance managers should know ...

Ecuador's oil production is in decline due to aging, corroded infrastructure, which has caused frequent pipeline shutdowns and significant drops in output. The country is fiscally challenged, ...

For many passengers, the most heart-racing moment of a flight isn’t the climb or the landing. It’s those several seconds at the start of the runway, when the engines suddenly roar at a deafening ...

The four-cylinder EA888 engine in certain VW and Audi models is blamed for high oil consumption and defective piston rings. VW and Audi face a class action lawsuit over EA888 engine's excessive oil ...

President Trump argued the U.S. benefits when oil prices go up on Thursday amid growing concerns over the impact of Washington’s operation in Iran on energy costs. “The United States is the largest ...

The American Petroleum Institute (API) estimated that crude oil inventories in the United States rose by 5.6 million barrels in the week ending February 27, after adding 11.4 million barrels in the ...

Oil prices surged on Monday following the United States and Israel’s attacks on Iran this weekend, as some analysts predict that it could soon reach over $100 a barrel. Amid escalating attacks on oil ...

America First Refining chairman and founder John Calce and CEO Trey Griggs discuss the jobs and energy productivity that the refinery will create on ‘Kudlow.’ Heavy snow warning as up to 30 inches to ...

The Cascades of Snohomish and northern King counties and the Cascades of Whatcom and Skagit counties could get between 12 and 18 inches of snow by Tuesday morning, with up to 4 feet possible by Friday ...

U.S. motorists are likely to face higher gas prices for several weeks even if crude oil remains stable, according to GasBuddy petroleum analyst Patrick De Haan. Global crude prices swung wildly on ...