The Bosch High Pressure Fuel Pump Kit - 476251 is a comprehensive kit designed for use in cars. It includes a variety of products that work together to ensure the proper functioning of the fuel pump in the car's engine. The kit contains a high pressure fuel pump, as well as various other components such as gaskets, seals, and connectors. These parts are essential for maintaining the correct fuel pressure and flow within the engine, which is crucial for optimal performance. The kit is designed to be compatible with a wide range of car models and can be used for both gasoline and diesel engines. It is an essential kit for any car owner looking to maintain the efficiency and performance of their vehicle's fuel system.