Royal Purple 02514 Synfilm High Performance Synthetic Air Compressor and Industrial Lubricant - 2 oz. Extremely low coefficient of friction that is proven to save energy over conventional oils Provides superior bearing lubrication Outstanding oxidation stability that greatly extends oil change intervals while keeping equipment clean Acts as a preservative oil during shutdown and provides instant lubrication upon startup Extends oil drain intervals, eliminates premature oil changes, decreases the amount of oil purchased and disposed of and conserves energy