How to stop trunk rattling sounds from a car subwoofer

If your car subwoofer rattles your car's trunk and makes a annoying rattling noise when you crank up the volume, you may need to use dynamat. Dynamat is really the best solution to help minimise the rattle noise from your car's trunk. What dynamat does is reduce the vibration in your car that is produce by your subwoofer. Applying dynamat to is easy, all you do is cut to the appropriate size and stick it inside your car's trunk.