The Liqui Moly Maintenance Service Kit - 137005 is a comprehensive kit designed to provide all the necessary products for maintaining a car. It includes a variety of high-quality products to ensure the smooth functioning and longevity of the vehicle. The kit contains an engine oil additive, a fuel system cleaner, a radiator cleaner, a brake fluid, a transmission oil, an engine oil, and an oil filter. These products are specifically chosen to cater to the various maintenance needs of a car, such as improving engine performance, cleaning and protecting the fuel system, removing deposits from the radiator, maintaining brake system integrity, and providing proper lubrication for the transmission and engine. This maintenance service kit is ideal for car owners who want to keep their vehicle in top condition and extend its lifespan.