The Genuine BMW High-Pressure Nozzle with part number 61677001949 is a component used in the fuel injection system of BMW vehicles. This nozzle is designed to deliver fuel at a high pressure to the engine, ensuring efficient combustion and optimal performance. It is a genuine OEM part, meaning it is made by BMW and meets the same quality standards as the original part installed in the vehicle. This high-pressure nozzle is essential for the proper functioning of the fuel system and should be replaced with a genuine BMW part to maintain the vehicle's performance and reliability.