Fireplug is a cool wheel in Rocket League game. Take part in the match and choose the variant that you like most for your vehicle. Indeed, the Fireplug is considered as a very rare item that you are able to use to customize the own battle car. As others, it will provide no advantage while you are playing against the opposing team. It is completely cosmetic. You can get the object at random from the Nitro Crate. Aside from that, you are allowed to trade it to other players.