This Bosch Duraterm glow plug is made to enhance combustion, decrease startup times, and churn out cleaner emissions. This 5V glow plug has a faster heat-up time, a fitting depth of 32mm, a pin port, and a thread of M X 1. The rapid heat transfer is achieved while keeping vibration and corrosion under control. The advanced insulating powder offers high thermal conductivity and optimal electrical insulation.