Rislone Hy-Per Lube Oil Supplement is an extreme pressure lubricant which greatly enhances your oil's ability to cushion and absorb mechanical shock. Hy-Per Lube will reduce lifter and drivetrain noise. Hy-Per Lube provides added protection between oil changes and will extend the life of your oil by up to 50 percent. When used under normal driving conditions you can extend your drain intervals up to a total of 12 000km. Hy-Per Lube is an extreme pressure lubricant which greatly enhances your oil's ability to cushion and absorb mechanical shock. Hy-Per Lube will reduce lifter and drivetrain noise. Hy-Per Lube Oil Supplement is compatible with all petroleum and Synthetic Oils.