Royal Purple (lubricant manufacturer) Royal Purple (lubricant manufacturer) Royal Purple is an American manufacturer which produces lubricants for automotive, industrial, marine, motorcycle, and racing use. It is known primarily for its line of synthetic Royal Purple Motor Oil products used in gasoline and diesel engines. They also produce other fluids including gear oil, transmission fluid, power steering fluid and industrial gear, bearing, engine, and hydraulic oil. Other products include chassis and bearing grease, lubricant aerosol, aerosol chain lubricant, and firearm lubricant. The company was founded in 1986 by John Williams, a synthetic oil developer and later consultant. Due to a customer who said he
Should Have Known Better Should Have Known Better "Should Have Known Better" is a song by American singer-songwriter and multi-instrumentalist Sufjan Stevens. It is the second track and second single from his seventh studio album, "Carrie & Lowell", and was released digitally on March 11, 2015 on Asthmatic Kitty. A promotional CD was later released on Asthmatic Kitty but was not available for sale. ""Should Have Known Better"" received very positive reviews from contemporary music critics. The song was chosen upon release as Pitchfork Media's "Best New Track". Jeremy Gordon stated that, " 'Should Have Known Better' takes us back to the beginning he