The Hengst Maintenance Service Kit - 135902 is a comprehensive set of products designed to provide essential maintenance for cars. It includes six different items that are essential for keeping a car running smoothly and efficiently. These products are designed to service various parts of a car and ensure that they are functioning properly.

The first item in the kit is an oil filter, which is used to remove impurities and contaminants from the engine oil. This helps to keep the engine running smoothly and prolong its lifespan. The second item is an air filter, which is responsible for filtering out dust, dirt, and other particles from the air that enters the engine. This helps to improve engine performance and fuel efficiency.

The kit also includes a fuel filter, which is used to remove impurities from the fuel before it reaches the engine. This helps to prevent damage to the engine and maintain its optimal functioning. The fourth item is a cabin air filter, which is responsible for filtering out dust, pollen, and other pollutants from the air that enters the car's cabin. This helps to maintain clean and healthy air inside the car.

The fifth item in the kit is a spark plug, which is an essential component of the car's ignition system. It is responsible for igniting the air and fuel mixture in the engine, which is necessary for the car to start and run smoothly. The final item in the kit is a drain plug, which is used to drain old or contaminated oil from the engine during an oil change.

Overall, the Hengst Maintenance Service Kit - 135902 is a comprehensive set of products that are essential for maintaining a car's engine, air quality, and fuel system. It is designed to provide all the necessary components for routine maintenance and ensure that the car runs smoothly and efficiently.