The Liqui Moly 5W40 Oil Change Kit - 462320 is a comprehensive kit designed for changing the oil in a car. It includes a variety of products to ensure a thorough and efficient oil change. The kit contains four essential items, including an oil filter, an oil drain plug, an oil drain plug gasket, and a bottle of 5W40 oil. The oil filter is responsible for removing impurities and contaminants from the oil, while the oil drain plug and gasket are used to safely drain the old oil from the car's engine. The 5W40 oil is a high-quality lubricant that helps to keep the engine running smoothly and efficiently. This kit is suitable for use with a wide range of car models and is an essential tool for maintaining the health and performance of a vehicle's engine.