This glow plug from BorgWarner (BERU), part code GN005, is engineered to provide reliable ignition in cold weather conditions. It plays a crucial role in the combustion process of diesel engines, preheating the combustion chamber to facilitate fuel ignition. With its robust construction, this glow plug is built to withstand the demanding environment within the engine, offering consistent performance over time. Proper functioning of glow plugs is essential for reducing emissions and ensuring smooth engine idling after starting.