This product is an electric fuel pump designed specifically for Mercedes Benz L4-2.0L 1991cc vehicles from 2015 to 2020. It is a genuine Delphi fuel pump that replaces the original part number FG1987. The fuel pump has a 12V voltage and operates with a 51-990 ohm fuel level sender resistance. It is a reliable and high-quality part for maintaining proper fuel delivery in your vehicle, ensuring optimal performance and efficiency.