Dynamat Xtreme Hex Pak

Dynamat Xtreme quiets annoying road noise, improves a speaker's dynamic range, and makes for a more comfortable driving experience. You can quiet down the noise, and get better sound. Dynamat Xtreme is self-adhesive. Use it to damp vibrations, quiet down vehicle noise and get a more solid ride. 

 Application: Use on rear decks, doors, floors and the floor of your trunk to get more bass, more music, lower road noise and better sound.