The Genuine VW / Audi Oil Change Kit (5W40) - 178522 is a comprehensive kit designed for performing an oil change on a Volkswagen or Audi vehicle. It includes all the necessary components for a complete and proper oil change, ensuring the best performance and longevity of the engine.

The kit contains three main components: oil filter, oil drain plug, and engine oil. The oil filter is responsible for removing any impurities and contaminants from the oil, ensuring that the engine is protected from damage. The oil drain plug is used to drain the old oil from the engine, making room for the new oil. The engine oil is the primary lubricant for the engine, providing essential protection and reducing friction between moving parts.

Additionally, the kit may also include other items such as a crush washer, which is used to create a tight seal between the oil pan and the drain plug, and a drain plug gasket, which helps prevent leaks. These small but essential components help ensure a smooth and efficient oil change process.

Overall, the Genuine VW / Audi Oil Change Kit (5W40) - 178522 is a reliable and convenient solution for maintaining the health of your Volkswagen or Audi vehicle's engine. It provides all the necessary products for a proper oil change, allowing you to easily and effectively service your car at home or at a professional mechanic's shop.