The Liqui Moly Maintenance Service Kit - 137074 is a comprehensive kit designed to provide all the necessary products for a car maintenance service. It includes six different products that are essential for maintaining the performance and longevity of a car. These products are carefully selected to meet the maintenance needs of various car models and brands.

The first product in the kit is an engine oil, which is crucial for lubricating the engine and keeping it running smoothly. The kit also includes an oil filter, which helps to remove impurities and contaminants from the engine oil, ensuring that the engine stays clean and well-protected.

Next, the kit contains a fuel system cleaner, which helps to remove deposits and buildup in the fuel system, improving fuel efficiency and engine performance. It also includes a radiator coolant, which is essential for regulating the temperature of the engine and preventing overheating.

To keep the car's interior clean and fresh, the kit includes an air conditioning cleaner, which effectively removes dirt and bacteria from the air conditioning system. Additionally, the kit contains a windshield washer fluid, which is necessary for maintaining clear visibility while driving.

Overall, the Liqui Moly Maintenance Service Kit - 137074 provides a complete set of products to ensure that a car's engine, fuel system, cooling system, and interior are all well-maintained. It is a convenient and cost-effective solution for regular car maintenance, helping to keep the car running smoothly and efficiently.