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What are glow plugs? A glow plug is a diesel engine’s equivalent to a spark plug.
As diesel fuel works by being put under high pressure, which then heats to a point where is self-combusts. In cold temperatures a glow plug will assist this heating process, basically they are small heaters.
Glow plug removal followed by a glow plug test as part of a service could find that they do not heat up properly, if more than one glow plug is faulty a diesel engine won’t start.
Our glow plug range includes leading brands NGK, Blue Print, Bosch and Denso, as well as glow plugs themselves, we also stock glow plug relays, sockets and reamers.
Enter your vehicle details into the 'Find Car Parts' box to display glow plugs to fit your car.
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