The Liqui Moly Maintenance Service Kit - 136916 is a comprehensive kit designed to provide essential maintenance for a car. It includes six different products that are specifically chosen to keep a car running smoothly and efficiently. The contents of the kit are as follows:

1. Engine Oil - This is a high-quality motor oil that is used to lubricate and protect the engine from wear and tear. It helps to keep the engine running smoothly and efficiently.

2. Fuel System Cleaner - This product is used to clean and remove deposits from the fuel system, including the fuel injectors and intake valves. This helps to improve fuel efficiency and engine performance.

3. Engine Flush - This is a cleaning agent that is used to remove sludge and deposits from the engine. It helps to improve engine performance and prolong the life of the engine.

4. Cooling System Cleaner - This product is used to clean the cooling system, including the radiator and hoses. It helps to remove build-up and improve the efficiency of the cooling system.

5. Brake Fluid - This is a high-quality brake fluid that is used to maintain proper brake function and prevent corrosion in the brake system.

6. Power Steering Fluid - This is a specialized fluid that is used to lubricate and protect the power steering system, ensuring smooth and responsive steering.

Overall, the Liqui Moly Maintenance Service Kit - 136916 is a comprehensive package that includes all the necessary products for maintaining a car's engine, fuel system, cooling system, brakes, and power steering. It is a convenient and cost-effective way to ensure that a car is running at its best.