The Liqui Moly Service Interval Kit - 137509 is a comprehensive kit of products designed to help maintain and service a car. It includes various items that are essential for keeping a car in good condition and ensuring its longevity. The kit contains nine different products, each with a specific function.

The first product in the kit is an engine oil, which is used to lubricate the engine and prevent friction and wear. The second product is a fuel system cleaner, which helps to remove any dirt or build-up in the fuel system and improve engine performance. The third product is a coolant, which is essential for regulating the temperature of the engine and preventing overheating.

The kit also includes a power steering fluid, which is necessary for maintaining the smooth operation of the power steering system. A brake fluid is also included, which is crucial for ensuring proper braking function and preventing brake failure. The kit also contains a transmission fluid, which is used to lubricate and cool the transmission system.

In addition, the Liqui Moly Service Interval Kit - 137509 includes a windshield washer fluid, which is used to clean the windshield and improve visibility while driving. A battery terminal cleaner is also included, which is used to remove any corrosion on the battery terminals and ensure a strong electrical connection. Lastly, the kit contains a spray lubricant, which can be used on various parts of the car to reduce friction and prevent rust.

Overall, the Liqui Moly Service Interval Kit - 137509 is a comprehensive set of products that covers all the essential needs for maintaining a car. It is designed to make car maintenance easier and more convenient, ensuring that the vehicle is running smoothly and efficiently.