Why on earth would you want to take a part of the engine that is already designed to make a loud noise quiet and defeat it's purpose. If you really want noise just undo some clamps under the car and wiggle the pipe enough to get it to leak.
Seriously, when you get to be in your fifties you will look back at all the droning you endured while driving and wish you didn't do that. OH, then you will insert your hearing aid.
Seriously, when you get to be in your fifties you will look back at all the droning you endured while driving and wish you didn't do that. OH, then you will insert your hearing aid.