Diesel Injector Flush

Hot Shot’s Secret's concentrated Diesel Injector Flush quickly and safely cleans diesel fuel injectors, restoring out-of-spec injector balance rates. Formulated with a high cetane base and cleaning and lubricity additives, the product ensures safe engine operation during the cleaning process. Advised to be used by filling the fuel filter during a change as preventative maintenance, or when injector issues, like appearance of codes or declining drivability, are present. Available in two sizes to suit a range of engine needs: a 32 oz. bottle, ideal for smaller engines and pickups, and a 1-gallon option, recommended for engines over 8 liters, including medium-duty trucks.