I have a used Two Brothers M5 Titanium Exhaust off my 2011 for sale. It was on the bike for about 10k miles. Has a few light scuffs only noticeable up close and a spot on the pipe where I melted a boot on it. Comes with everything you need including instructions. $250 + shipping.
http://shreveport.craigslist.org/mpo/5644495995.html