This BorgWarner (BERU) glow plug, part code GN858, is engineered for optimal performance and durability. Designed to provide rapid and consistent heat-up, it ensures reliable engine starting, even in extreme cold temperatures. Its robust construction guarantees long service life and resistance to high thermal and mechanical stress. Essential for efficient combustion, this glow plug contributes to reduced emissions and smooth engine operation, maintaining optimal performance throughout its lifespan.