as above lads i have 2 of these and i bought them for my car but before i can fit them recession has knocked on my door.bought 2 of them for 150 but will sell both for 100euros or 60euros each.here is links to the exhaust on car
http://www.youtube.com/watch?v=WRphmIUj6w0&NR=1
http://www.youtube.com/watch?v=u79oM...eature=related
http://www.youtube.com/watch?v=JMM4I...eature=related

as you can see it comes with a piece you can bolt and it adjust the noise.
send me a private message if you are interested.

by the way they are universal.