The 13518065 Fuel Pump Power Control Module is specifically designed for GMC Sierra 2500 and 3500 HD trucks with a 6.6L engine. This electrical module is essential for controlling the power to the fuel pump, ensuring that the gasoline fuel is delivered efficiently and effectively. With the OE/OEM part number 13518065, this module is guaranteed to fit and function properly, making it an essential component for maintaining the performance of your vehicle.