The product is a Citroen Relay 2.2 HDi Diesel (2016) glow plug relay with the manufacturer part number B2110017758. This genuine Citroen part is specifically designed for diesel vehicles and comes with a 30-day seller warranty. The glow plug relay is an essential component in the ignition system, ensuring proper functioning of the vehicle's engine. This reliable and high-quality part is a perfect fit for those in need of a replacement or upgrade for their Citroen Relay.