Quote Originally Posted by djltoronto View Post
I'm fairly confident that there is nothing regarding the sound of the muffler in the safety/certification check.
You would be correct.

(12) The exhaust pipe, muffler and tail pipe shall be complete and securely mounted.

(13) No component of the exhaust system shall be so located as to cause charring or other heat damage to any wiring, fuel line, brake line or combustible material of the motorcycle.