The Pierburg Fuel Pump Insert - 702701660 is a component used in fuel pump systems. It is designed to fit inside the fuel pump and help regulate the flow of fuel to the engine. This insert is made by Pierburg, a trusted manufacturer of automotive parts. It is a high-quality and durable product that is essential for maintaining proper fuel delivery and engine performance. The Pierburg Fuel Pump Insert - 702701660 is compatible with various makes and models of vehicles and is an essential part of the fuel system.