The Liqui Moly Maintenance Service Kit - 137069 is a comprehensive kit designed for performing regular maintenance on a car. It includes a variety of essential products that are necessary for keeping a car running smoothly and efficiently. The kit contains five different products, each with a specific purpose.

The first product is an engine oil, which is used to lubricate and protect the engine's moving parts. This helps to reduce friction and wear, ensuring the engine runs smoothly and lasts longer.

The second product is a fuel system cleaner, which is used to remove any buildup or deposits in the fuel system. This helps to improve fuel efficiency and overall engine performance.

The third product is a brake fluid, which is responsible for transferring the force from the brake pedal to the brakes. It is essential for maintaining proper braking function and should be regularly checked and replaced.

The fourth product is a coolant, which helps to regulate the temperature of the engine and prevent it from overheating. It also contains additives to protect against corrosion and maintain the integrity of the cooling system.

The final product in the kit is a power steering fluid, which is responsible for lubricating and protecting the power steering system. It helps to ensure smooth and responsive steering.

Overall, the Liqui Moly Maintenance Service Kit - 137069 provides all the necessary products for maintaining a car's engine, fuel system, brakes, cooling system, and power steering system. It is a convenient and cost-effective way to ensure that a car is running at its best.