The mufflers really do work!

[Patchman]

http://www.youtube.com/watch?v=oYVzwk4l094&feature=related

 

[duanehydro]

here, ya gotta compare......really do work...http://www.youtube.com/watch?v=jEt0lBQaRjM&feature=related

 

[duanehydro]

http://www.youtube.com/watch?v=zDNCte4-Bpo&feature=related

 

[Patchman]

http://www.youtube.com/watch?v=zDNCte4-Bpo&feature=related

I think this vid blew my speakers on my P.C.!