Petrol additive to be added directly in the fuel tank. Thanks to this additive, engine runs cleaner, consume less, have reduced gas emissions, has a better lifetime and offers higher performances. This product cleans the valves and injectors, provides e?ective cleaning of injector nozzles and inlet area without the need to dismantle. It deeply cleans contamination in petrol injection system. For car engine with fuel injection system; Intake valve and injector cleaner; Cleaning additive to add to Gasoline fuel For Gasoline engines only. Add one can (300 ml) every 6 months to the fuel tank before refuelling. Sufficient for 60 L of gasoline. For larger tank capacities add 1% of the overall filling content. Attention: Cleaning fluid ? not a fuel substitute.