Super Tech Fuel Injector Cleaner 6oz (0.375 lb) is a top-quality super-concentrated formula designed to clean fuel injectors effectively. This premium cleaner can help reduce emissions caused by dirty injectors restore lost engine efficiency and improve fuel economy. Unlike other fuel injector cleaners that contain alcohol Super Tech Fuel Injector Cleaner is alcohol-free ensuring that it won t damage oxygen sensors or catalytic converters. It can treat up to 21 gallons providing a cost-effective and efficient solution to keep your engine running smoothly and efficiently. Keep your engine running smoothly with Super Tech Fuel Injector Cleaner.