has to be imported, and it is the in thing, people will actually pay 70 dollars for a radiator cap. (not ripping on you pollux at all, if thats what you want to do with your money, more power to you, but that is one of the reasons)
and as crash says, he ,knows it doesnt do anything significant, but since it says mungen on it, eh oh well. supply and demand my friend, if people will pay for it, lets jack it up.