Genuine OEM Jaguar Glow Plug, part number JDE40275. This component is crucial for igniting the air-fuel mixture in diesel engines during cold start conditions, pre-heating the combustion chamber. It is installed in the cylinder head. Weighing 0.043 kg, this metallic glow plug is engineered to precise factory specifications. Using a genuine OEM glow plug ensures correct heat output and durability for consistent engine performance and reliable starts.