Liqui Moly Injection Cleaner removes harmful deposits from injection valves, intake valves, spark plugs, and the combustion chamber to restore smooth engine performance and fuel efficiency. It protects the fuel system from corrosion, improves throttle response, and optimizes emissions. One 300 ml can treats up to 70 liters of fuel, with long-lasting effects up to 2,000 km. Add directly to the fuel tank as a preventive or remedial measure.