STP Petrol Injector Cleaner is specially formulated to help remove power-robbing deposits from fuel injection systems. It also smooths out rough idling, helps to reduce fuel consumption and emissions.
STP Ultra 5-in-1 is our most advanced fuel additive formula. A combination of a concentrated detergent additives, STP WEARGUARD technology, cetane and lubricity improver, STP Ultra 5-in-1 is perfect for giving the fuel system the ultimate clean up.
STP Engine Flush is designed to help neutralise harmful
engine acids, unstick internal engine components and prevent
contamination of new oil by removing contaminants left behind by ordinary draining. STP? Engine Flush is designed for petrol and diesel engines.
