The Bosch 0250202127 Diesel Glow Plug is a high-quality ignition system component designed specifically for diesel vehicles. With a voltage of 11V and a 1-year warranty, this glow plug ensures reliable performance and longevity. As an OE/OEM part, it meets the original equipment manufacturer's standards for quality and compatibility. This product comes as a single unit, making it easy to install and maintain. Perfect for car and truck owners looking to improve their ignition systems, this Bosch glow plug is a dependable choice.