Cleans the engine from the inside and removes deposits from oil holes, bearings, the piston ring area, etc. Reduces engine noise and oil consumption, improves compression and increases operating reliability of the vehicle. Allows the fresh oil to realize its full potential following an oil change.Suitable for all gasoline and diesel engines with and without a particulate filter (DPF/GPF). Ensures the perfect hydraulic function of oil-controlled systems such as VVT, VANOS and similar. Can be safely used in vehicles with toothed belt running in oil. 500 ml are sufficient for up to 5 l of oil. Tested for use with catalytic converters and turbochargers.Applic­a­tion500 ml is sufficient for up to 5 l of oil. Add to motor oil at operating temperature before an oil change. After adding the product, allow the engine to idle for 10 – 15 minutes depending on the degree of contamination. Then change the oil and the filter. Compatible with all commercially available motor oils.Other inform­a­tionNot suitable for motorbikes with a wet clutch!