The Liqui Moly Service Interval Kit - 137483 is a comprehensive set of products designed to provide maintenance and upkeep for a car. This kit includes various types of products that are essential for ensuring the proper functioning and longevity of a vehicle. The contents of the kit include an engine oil, an oil filter, a fuel system cleaner, a transmission fluid, a brake fluid, an air filter, a cabin air filter, and a spark plug. These products are carefully selected to cover all the necessary aspects of car maintenance, including engine performance, fuel efficiency, and overall cleanliness. This kit is ideal for regular servicing of a car and can help improve its overall performance and reliability.