tc shorty pipe questions

[800screws]

what's the db's on those tc shorty open end cap exhausts? and the diameter of the opening?

or even better, does anyone know what db dawg fits that exhaust? thanks

[2muchquad]

It would depend on what machine its on as far as sound goes,i have one on my 385ex and its loud!Theres no way to candy coat it,its plain loud.:(