The Liqui Moly 5W30 Oil Change Kit is a comprehensive set of products designed to facilitate an oil change for a car. It includes three main components: an oil filter, an oil drain plug, and a bottle of 5W30 oil. The oil filter is used to remove impurities and debris from the engine oil, ensuring that the engine runs smoothly and efficiently. The oil drain plug is used to drain the old oil from the car's engine, making room for the new oil. Finally, the bottle of 5W30 oil is the main product in the kit and is used to refill the engine with fresh, high-quality oil. This oil is specifically formulated to provide optimal lubrication and protection for the car's engine, improving its performance and longevity. Overall, the Liqui Moly 5W30 Oil Change Kit provides all the necessary components for a complete and effective oil change for a car.