You guys ever hear of Classic Chambered Exhaust? Some sound byes on youtube sound pretty mean on the right car...
http://www.youtube.com/watch?v=QLadyPVUX9Q
http://www.youtube.com/watch?v=y90X6wPJ ... re=related
http://www.youtube.com/watch?v=QLadyPVUX9Q
http://www.youtube.com/watch?v=y90X6wPJ ... re=related