I recently got the super 44, I agree with musclecarjohn. Mine turn down before the axle and at a stop light it is very loud in the car, not to terribly loud going down the rode, but then again I like it LOUD! Here's a short clip of them, I didn't really get on it but it may give you an idea.
https://www.youtube.com/watch?v=2nTL4QwduVY