MOTUL ENGINE OIL STOP LEAK is designed to be used in all types of 4 Stroke, Gasoline and Diesel engines, naturally aspirated or turbocharged, with or without catalytic converter, using all kind of fuel. MOTUL ENGINE OIL STOP LEAK effectively seals critical small oil leaks, seepages and leakages. Works quickly and easily in all closed loop oil circuit. Based on a highly effective additive package to stop loss of engine oil caused by leakage. Keeps engine gaskets flexible and stops oil leaking through seals. Compatible with all mineral and synthetic engine oils. Recommended for use in passenger cars, commercial vehicles…etc. and all closed loop oil circuit engines.