Professional engine oil additive designed to help reduce oil leaks. If you have any concerns about compatibility or usage, please send us an eBay message. We help you check the correct product before ordering. Motul Engine Oil Stop Leak is a professional engine oil additive indicated to help reduce leakage and small oil leaks. It contributes to the maintenance of seals and can help limit abnormal oil consumption, according to the manufacturer's instructions. Pour the contents of the bottle into the hot engine oil, preferably after changing the oil or before normal use of the vehicle. Let the motor run to help mix the product. Always use following the dosage, frequency and warnings on the Motul label. Before purchasing, always check the item code, compatibility and manufacturer's instructio.