The Genuine VW / Audi Timing Chain Kit - 178663 is a comprehensive kit designed for the maintenance and repair of a car's timing chain. It includes a variety of high-quality components that are essential for ensuring the proper functioning of the timing chain system in Volkswagen and Audi vehicles. The kit contains a timing chain, tensioner, guides, gaskets, seals, and other necessary hardware. These components are crucial for keeping the engine's valves and pistons in sync, allowing for smooth and efficient operation. This kit is designed to meet the specific requirements and standards of VW and Audi vehicles, making it a reliable and trustworthy choice for car owners. With this kit, car owners can ensure that their timing chain system is in top condition, promoting optimal performance and longevity of their vehicle.