The Genuine VW / Audi Oil Change Kit (5W40) - 178521 is a comprehensive kit designed for changing the oil in a car. This kit is specifically designed for use in Volkswagen and Audi vehicles, and includes all the necessary products for a successful oil change. The kit contains three main components: oil, oil filter, and drain plug gasket.

The oil included in the kit is a high-quality 5W40 oil, which is recommended for use in Volkswagen and Audi vehicles. This type of oil provides excellent protection for the engine and helps to maintain its performance.

The oil filter is an essential component of the kit, as it helps to remove impurities and contaminants from the oil. This ensures that the oil remains clean and effective in protecting the engine.

The drain plug gasket is a small but important part of the kit, as it helps to create a tight seal between the oil pan and the drain plug. This prevents any oil leaks and ensures that the oil change is done correctly.

Overall, the Genuine VW / Audi Oil Change Kit (5W40) - 178521 is a reliable and convenient solution for maintaining the engine of a Volkswagen or Audi vehicle. It contains all the necessary products for a complete and effective oil change, making it a must-have for any car owner.