Hey Lucky, all pipes have their own distinct sound but here is a YouTube vid of the exact same pipes on a Sportster 883.  At least you can hear what they sound like on an 883.

http://www.youtube.com/watch?v=YjV9uuiP7wQ

Forgive my lack of clarity: yeah, the tuner will be fitted. I can get the sucker fitted easily enough, just the tune afterwards to set the computer. Can't believe the price they put on this.