Glow Plug

The  is a vehicle repair component in DayZ Standalone. It is one of several parts necessary to get a V3S or Transit Bus in running order.

Trivia
Specifically, glow plugs are electrical heating devices used in diesel engines to aid starting the combustion process, and, presumably, this type of glow plug in particular is necessary for the V3S's and Transit Bus's diesel engine to start in the generally cold Chernarussian climate.