The reviews on that antenna aren't very good; a bunch of low 1-star ratings, and my favorite titled "crap, crap, and more crap".
Fins? Hell yeah; now there's a styling idea worth playing with!
Attachment 7363 How's this?
Riding a Goldwing is like opening a can of testosterone.
Go Green - Recycle Congress!!!!
Maybe somethin a little more subtle..