Found this on the XHeli.com Facebook page. Love the sound of these things.

I’m anxiously awaiting the arrival of my EXI-450 from XHeli.com, hopefully in the next week! Then I’ll have to build it. Then learn to fly it. Then learn how to repair it after I crash. Eventually I want to add a body kit like this, and replace the stock plastic parts (ordered plastic on purpose, about 1/2 cost and I plan to replace it as noted) with one of these: