This BorgWarner (BERU) glow plug, part code GN1012, is engineered for optimal performance and durability. Designed to provide rapid and consistent heat-up, it ensures efficient cold starts for a wide range of diesel engines. Its robust construction guarantees longevity and reliable operation under demanding conditions. Proper functioning of glow plugs is crucial for smooth engine idling, reduced fuel consumption, and minimized exhaust emissions, especially during the initial moments after starting.