Different engines of course require different oils, but the difference between diesel and gasoline engine oil is especially important for your engine's health.

Energy suppliers, truckers warn about diesel shortages ahead of the busy holiday season, as supply chain disruptions prompt surging prices at the pump.

Under rare circumstances, diesel engines can experience a phenomenon called runaway, where the engine uncontrollably exceed normal operating speeds.

New EPA 2027 emissions rules also mean new diesel engine oil specs. A new generation of heavy-duty engine oils will feature lower viscosity, improved thermal resistance, and possibly longer oil ...

Diesel engine oil is vital for optimal performance, and with so many options, it can be confusing to know which viscosity to use. Luckily, we're here to help.

Diesel prices continue to fall due to weak demand and the growing role of renewable diesel.

Inflation has been easing around the world. But what happens next could depend partly on the cost of diesel, a wild card that few analysts have been able to predict well. Higher gasoline prices ...

Oil prices settled about 2% higher on Thursday, as low levels of diesel inventory ahead of winter triggered buying and reversed early losses on surprisingly high stocks of crude and gasoline.

Oil pipelines may have difficulty adjusting operations to the 15-ppm sulfur rule for ultra-low sulfur diesel (ULSD), based on tests conducted on two US product pipelines and reported ...

Diesel is crucial to international transportation and its price has a major impact on the US economy. There are three primary reasons for its higher price tag than regular gasoline.