The Liqui Moly Oil Change Kit (5W40) - 137401 is a comprehensive kit designed for performing an oil change on a car. It includes four essential products that are necessary for a proper oil change: engine oil, an oil filter, a drain plug gasket, and a funnel.

The engine oil included in this kit is a high-quality 5W40 oil, which is suitable for use in a wide range of vehicles. It is designed to provide optimal lubrication and protection for the engine, ensuring smooth and efficient operation.

The oil filter is an essential component in the oil change process, as it helps to remove impurities and contaminants from the engine oil. This ensures that the engine is running on clean oil, which can help to prolong its lifespan and improve overall performance.

The drain plug gasket is a small but crucial part that helps to prevent oil leaks during and after the oil change. It is designed to create a tight seal between the oil pan and the drain plug, ensuring that no oil escapes.

Finally, the funnel included in this kit is used to safely and easily pour the new oil into the engine. It helps to prevent spills and messes, making the oil change process more convenient and efficient.

Overall, the Liqui Moly Oil Change Kit (5W40) - 137401 is a complete package that provides all the necessary components for a successful and hassle-free oil change. It is suitable for use in a variety of vehicles and can help to keep the engine running smoothly and efficiently.