The (12 Pack) Sea Foam HM16 High Mileage Fuel Injector Cleaner is a pack of 12 16oz bottles of fuel additive designed to clean and protect fuel injectors in high mileage vehicles. Made by the trusted brand Seafoam, this product is specifically formulated to help reduce fuel contamination and prevent engine loss due to dirty injectors. With its convenient pack size, this fuel cleaner is a cost-effective solution for maintaining the performance of your vehicle's engine.