Engine internal cleaner, washes and cleans the interior of the engine, Ensures oil supply and lubrication. Also removes soot from piston rings. The detergent contained in the cleaner binds deposits and residues, which are removed with the old oil. Use: Suitable for all spark ignition and diesel engines (including those with catalytic converters and turbocharging), for use with all common engine oils 500 ml is sufficient for engines with up to 5 l of oil capacity. The internal cleaner is added to the engine oil before changing the oil. Let the engine run for approx. 10 min. on the vacuum, then remove the old oil, change the oil filter and pour in new oil. Composition: calcium sulfate, petroleum. WARNING: Contact with skin may cause hypersensitivity (allergy). Repeated exposure may cause skin dryness or cracking. Keep out of reach of children. In case of contact with eyes or skin, rinse with plenty of water. Wear suitable protective gloves. The chemical and its container must be disposed of safely. If swallowed, seek medical advice immediately and show the container or label.