Liqui Moly 4T Additive Motorcycle Fuel Cleaner The Liqui Moly 4T Additive is a motorcycle fuel cleaner which increases engine performance. Every use removes deposits in the fuel system, on valves, spark plugs and in the combustion chamber, which helps prevent renewed formation and also reduces fuel consumption. Regular use protects the motorbikes entire fuel system from corrosion, and prevents carburetor icing. Can be added to fuel in all 4-cycle engines (carburetor and injection system). Sufficient for between 5 to 10 refuels. Add every time you fill up. Motorcycle 4T Motorcycle Fuel Cleaner: Good corrosion protection. Environmentally friendly. For carburetor and fuel-injection engines. Tested for catalytic converters. Reduces residues. Optimizes engine performance. Normalizes gasoline consumption and exhaust. Emissions values. Highly economical. Increases operational reliability.