Diesel fuel cleaner. It reduces possible fuel freezing; removes water; extends the service life of the diesel engine filters. In cold weather, the car starts easier thanks to the diesel fuel additive. It protects from corrosion, dirt, soot and sludge. Application: Thoroughly shake the bottle before application. Pour the additive into the fuel tank. To get the best results, it is better to add it in the fuel which temperature is 10°C (higher than the cloud temperature 9°C). It is recommended for all-season application.