Have you ever been minding your own business, walking down the street, only to be accosted by the sound of a car with (what could probably be a great system) rattling down the road?
Don't be that guy!
Ballistic sound damping material from Metra Electronics is a layered vibration is made of elastomeric butyl and aluminum vibration dampener that is engineered to create an acoustic barrier between unwanted external noise and vibrations. It keeps your music inside your vehicle where it belongs and helps your system deliver the performance you expect.