The Liqui Moly Engine Oil Change Kit (5W-40) - 466021 is a comprehensive kit designed for a car's engine oil change. It includes four essential products that are necessary for maintaining the engine's performance and longevity. The kit includes engine oil, an oil filter, a drain plug, and a drain plug gasket.

The engine oil is a high-quality 5W-40 oil that is specifically formulated to provide optimal lubrication and protection for the engine's components. It helps to reduce friction and wear, improve fuel efficiency, and extend the engine's life.

The oil filter is an important component that helps to remove impurities and contaminants from the engine oil, ensuring that only clean oil circulates through the engine. This helps to maintain the engine's performance and prevent damage to its components.

The drain plug is a crucial part of the engine oil change process. It allows for the old oil to be drained out of the engine and replaced with fresh oil. The drain plug gasket helps to create a tight seal between the drain plug and the engine, preventing any oil leaks.

Overall, the Liqui Moly Engine Oil Change Kit (5W-40) - 466021 provides all the necessary components for a hassle-free and effective engine oil change. It is a convenient and cost-effective solution for maintaining the health and performance of a car's engine.