This product is a set of four Bosch OEM duel coil glow plugs designed for the Mitsubishi Shogun 2.8TD 4M40 model from 1993 to 2006. The glow plugs have a manufacturer part number of 0 250 20 209 11volt and are authentic Bosch components. These high-quality glow plugs are essential for ensuring proper ignition performance and efficiency in your vehicle, making them an ideal choice for car enthusiasts looking to maintain the original equipment manufacturer specifications for their vehicle.