The BOSCH 1987301040 is a high-quality glow plug engineered to provide optimal performance for your vehicle's diesel engine. Designed to operate at 12 volts, this glow plug plays a crucial role in the cold-start process. It heats up rapidly to ignite the fuel-air mixture, ensuring smooth and reliable engine ignition even in low temperatures. BOSCH is a renowned manufacturer known for its commitment to quality and innovation in automotive components. This glow plug benefits from their extensive research and development, offering durability and consistent performance.