The Elring Valve Cover Gasket Kit - 135839 is a comprehensive set of products designed for use in a car's engine. The kit includes a valve cover gasket, as well as other essential components such as seals, bolts, and washers. These components work together to create a tight seal between the valve cover and the engine block, preventing oil leaks and ensuring proper engine function. The kit is compatible with a variety of car models and is an essential tool for maintaining the health and performance of a vehicle's engine.