Auto-Rx® Plus is a patented all-natural metal cleaner designed to thoroughly clean the internals of your engine. In addition to keeping your motor's vital internals clean, Auto-Rx® Plus has been shown to reduce wear and provides a lower coefficient of friction when compared to motor oil alone. With just 3 to 4 fluid ounces in the sump, both lubrication and fuel efficiency are enhanced. With the maintenance dose, you can have Auto-Rx® Plus working every time you turn the ignition key Auto-Rx® Plus is not just for engines. Auto-Rx® Plus can also be used in transmissions, differentials, and power steering units. Tests have confirmed Auto-Rx® Plus can both clean metal surfaces and allow rotating seals to regain elasticity. Auto-Rx® Plus has been shown to reduce or eliminate rotating seal leaks when used as directed. Auto-Rx® Plus can help reduce emissions and restore lost fuel mileage. 

Auto Rx® Plus is compatible with all engine oils, conventional or synthetic. Auto Rx® Plus can also be used with all transmission & differential fluids, as well as all power steering fluids.