The Liqui Moly Maintenance Service Kit - 137006 is a comprehensive package of products designed to provide routine maintenance for a car. It includes various essential items to keep a car running smoothly and efficiently. The kit contains an oil filter, air filter, fuel filter, spark plugs, engine oil, transmission oil, and coolant. These products are important for maintaining the engine's performance, ensuring proper filtration of air and fuel, and promoting smooth gear shifts. The kit is suitable for general maintenance of most cars and can help prolong the life of the vehicle. It is a convenient and cost-effective solution for regular car maintenance.