Genuine OEM Volkswagen Glow Plug Connecting Current Rail, part number 068972095B. This essential electrical component is designed to distribute current efficiently to the glow plugs, which are vital for pre-heating the combustion chambers in diesel engines during cold starts. It is typically found within the engine bay, connecting multiple glow plugs. The rail is constructed from a flexible, insulated conductor with copper terminals, weighing approximately 0.03 kg. Using a genuine OEM current rail ensures proper electrical conductivity, heat resistance, and a secure connection, preventing starting issues and maintaining engine performance.