The Liqui Moly Maintenance Service Kit - 136952 is a comprehensive set of products designed to help maintain and improve the performance of a car. It includes a variety of essential items that can help keep a car running smoothly and efficiently. The kit contains a fuel system cleaner, an engine oil additive, a radiator cleaner, a power steering fluid, a brake cleaner, a windshield washer concentrate, a silicone spray, and an anti-corrosion spray. These products are designed to help clean, protect, and optimize various systems and components of a car. By regularly using this maintenance service kit, car owners can help extend the lifespan of their vehicle and ensure it continues to run at its best.