Maintains and protects the entire fuel system against wear, deposits and corrosion. Improves engine running and prevent a drop in performance. Clean engines use less fuel and emit fewer pollutants. Application: Suitable for all petrol engines/types - especially as a preventive measure for new vehicles. Tested on turbochargers and catalytic converters. To be added directly to the fuel tank. Can contents sufficient for up to 75 l of fuel. Effective for up to 2000 km.