Genuine OEM Audi Glow Plug, part number 04L963319D. This essential electrical component is crucial for diesel engines, providing the necessary heat to aid in starting, especially in cold weather conditions. It ensures efficient combustion initiation. Weighing 0.0354 kg, this glow plug is engineered for precise temperature control and durability. Choosing genuine OEM guarantees correct electrical characteristics and robust construction for reliable engine starting and longevity.