The Sea Foam High Mileage Motor Treatment is a 16 oz fuel and oil system cleaner designed to extend the life of your vehicle's engine. Made by the well-known brand Sea Foam, this product is guaranteed to provide a thorough cleaning and treatment for your vehicle's fuel and oil systems. The manufacturer part number HM16 ensures compatibility and easy identification for purchase. Remember, this product does not come with a warranty, but its proven effectiveness speaks for itself. Always be aware of the California Prop 65 Warning for your safety and knowledge.