<center><img src="http://pictureposter.audiworld.com/27549/sidepipes.jpg"></center><p>Never seen this done on a s4/s6 before.

(warning...the video is boring)<ul><li><a href="http://www.youtube.com/watch?v=CNOWTWblrIo">http://www.youtube.com/watch?v=CNOWTWblrIo</a</li></ul>