i know this isnt really mazda related but its still something neat. this things seems like a cool idea would like to hear from someone if they acutally seen this stuff in action. but for some reason it makes me think that this shouldnt be but on a low profile car. that would suck to have your turbo rub the ground instead of a muffler.
http://www.ststurbo.com/home
http://www.ststurbo.com/what_s_included

some vids from their site
http://i.b5z.net/i/u/1473169/i/C6%20.../c6blowoff.mpg
http://oi.b5z.net/i/u/1473169/f/Video/c6spool.mpg
http://oi.b5z.net/i/u/1473169/f/Video/tacoma3.wmv