The Elring Fuel Injector Installation Kit - 474039 is a comprehensive set of products designed to assist in the installation of fuel injectors in a car. This kit includes various components that are essential for properly installing fuel injectors, ensuring efficient and reliable performance of the vehicle's fuel system. The contents of this kit include an injector seal, an injector o-ring, and a fuel injector clip. These components are crucial for creating a tight seal and secure attachment of the fuel injectors to the engine. The kit also includes a specialized tool for installation, which aids in the precise placement and alignment of the fuel injectors. Overall, the Elring Fuel Injector Installation Kit - 474039 is a must-have for any car owner or mechanic looking to properly install fuel injectors for optimal vehicle performance.