The Liqui Moly Oil Change Kit (0W40) - 137299 is a comprehensive kit of products designed for a car's oil change. It includes three essential components: an oil filter, an oil drain plug, and a specific type of motor oil with a viscosity grade of 0W40. The oil filter is responsible for removing impurities and contaminants from the motor oil, ensuring the engine runs smoothly and efficiently. The oil drain plug is used to drain the old oil from the car's engine during the oil change process. The specific type of motor oil included in this kit has a viscosity grade of 0W40, meaning it has a low viscosity and is suitable for use in a wide range of temperatures. This kit is designed to provide all the necessary components for a successful and efficient oil change, ensuring the car's engine remains well-lubricated and protected.