The Liqui Moly Oil Change Kit 5W-40 - 137410 is a comprehensive kit of products designed to facilitate an oil change for a car. It includes five different contents, each serving a specific purpose in the oil change process. The first product is an oil filter, which is responsible for removing impurities and contaminants from the engine oil. The second product is a drain plug, which is used to drain the old oil from the car's engine. The third product is a funnel, which helps to pour the new oil into the engine without making a mess. The fourth product is a bottle of 5W-40 engine oil, which is the recommended grade of oil for most cars. And finally, the fifth product is a pair of gloves, which is used to protect the hands while handling the oil and other components. This kit is a convenient and all-in-one solution for car owners who need to change their oil, ensuring that they have all the necessary tools and products in one package.