The Genuine VW / Audi Ignition Coil Kit - 178373 is a comprehensive set of products designed specifically for use in a car's ignition system. This kit includes various components that work together to ensure proper ignition and efficient engine performance. The contents of the kit may vary, but typically include ignition coils, spark plugs, and other necessary hardware for installation. This kit is compatible with both Volkswagen and Audi vehicles, providing a reliable and high-quality solution for ignition system maintenance. It is designed to be a genuine OEM (original equipment manufacturer) product, ensuring the best fit and performance for your car. With this kit, you can easily replace worn or faulty ignition components and keep your car running smoothly.