Genuine OEM Jaguar Glow Plug, part number JDE40600. This essential engine component is responsible for heating the combustion chamber, facilitating reliable cold starts and efficient fuel ignition, particularly in diesel engines. It is installed directly into the cylinder head. Weighing 0.12 kg, this glow plug is engineered for precise temperature control and rapid heating. Opting for a genuine OEM glow plug guarantees correct electrical resistance and heating characteristics for optimal engine performance and longevity.