The Genuine VW / Audi Cylinder Head Bolt Kit - 178144 is a comprehensive set of products designed for servicing the cylinder head of a car. It includes all the necessary bolts and hardware to properly secure the cylinder head in place. The kit is specifically designed for use with Volkswagen and Audi vehicles, ensuring compatibility and quality. It is a reliable and high-quality option for maintaining the engine's performance and functionality. The contents of the kit may vary, but typically includes bolts, washers, and other necessary components for the cylinder head. By using this kit, car owners can ensure that their vehicle's engine is properly secured and functioning at its best.