Royal Purple is rolling out a new Commercial and Fleet Vehicle product line, including high-efficiency hydraulic fluid, multi-purpose tractor fluid, fuel additive, coolant supplement and chassis lube.

Synthetic lubricant manufacturer Royal Purple introduced its new commercial lubricant product line, Duralec. The new line of high performance lubricants has been developed for the over-the-road ...

Ever wondered how easily you switch gears using your car’s transmission? The transmission fluid is a lubricant for your vehicle's transmission system. It helps clean and protect the transmission from ...