Royal Purple's brand of synthetic motor oil, which is enhanced with a trademarked blend of additives, is reasonably priced, well regarded, and sports a 4.9 star average on Amazon with nearly 4,000 ...

Read more: Popular Synthetic Oil Brands Ranked Worst To ... FordBossMe recounts the time that he used Royal Purple oil in his ...

Royal Purple Max EZ is formulated with a blend ... This fluid is formulated with a superior base synthetic oil along with a proprietary additive package that includes 2 patented technologies ...

The deal is valued at $110 million. The sale includes Royal Purple’s synthetic industrial product line, which encompasses gear lubricants, bio-environmental lubricants, stationary natural gas ...

Calumet, Inc. (NASDAQ: CLMT) (the "Company," "Calumet," "we," "our" or "us") has successfully closed its previously announced sale of assets related to the industrial portion of its Royal Purple® ...