Recently added Up Yours exhaust from Dirty Bird Concepts to my 2014 Special - Sound good, not obnoxiously loud. So far, so good.

http://www.dirtybirdconcepts.com/shop/item.aspx/up-yours-performance-exhaust/69/

http://www.dirtybirdconcepts.com/shop/item.aspx/up-yours-performance-exhaust/69/