The Liqui Moly Maintenance Service Kit - 137090 is a comprehensive set of products designed to help maintain and improve the performance of a car. This kit includes six different types of products, each with its own specific purpose. These products are not specific to any particular brand of car, but can be used on any vehicle.

The first product in the kit is an engine oil additive, which is used to improve the lubrication and protection of the engine. The second product is a fuel system cleaner, which helps to remove deposits and improve the overall efficiency of the engine. The third product is an engine flush, which is used to clean out any sludge or debris that may have built up in the engine.

The fourth product included in the kit is a power steering fluid, which helps to maintain smooth and responsive steering. The fifth product is a brake fluid, which is essential for maintaining safe and effective braking. Finally, the sixth product is a coolant, which helps to regulate the temperature of the engine and prevent overheating.

Overall, the Liqui Moly Maintenance Service Kit - 137090 is a convenient and essential set of products for any car owner looking to keep their vehicle running smoothly and efficiently. By regularly using these products, car owners can ensure their vehicle's longevity and performance.