I know a few people have these. I'll probably get one too before too long.
http://www.performanceproducts.com/Productpage.aspx?pid=109926&name=Stubbie%20Replacement%20Antenna&part=
http://www.performanceproducts.com/Productpage.aspx?pid=109926&name=Stubbie%20Replacement%20Antenna&part=