Royal Purple is a well-known American manufacturer of high-performance lubricants engineered to improve engine protection, efficiency, and longevity. Founded in the late 1980s, Royal Purple has built a strong reputation in automotive, racing, and industrial markets by developing advanced synthetic oils and fluids designed to withstand extreme heat, pressure, and demanding operating conditions.

This collection includes Royal Purple synthetic motor oils, gear oils, transmission fluids, differential fluids, fuel system cleaners, and performance additives. Trusted by enthusiasts, racers, and daily drivers alike, Royal Purple products are formulated to reduce friction, improve wear protection, and maintain consistent performance for street, track, towing, and high-horsepower applications.