Sound damping material is key to reducing the rattles and shakes in your car. It effectively reduces the amount of road noise that is let in through the thin panels of your vehicle. It also lessens vibrations that are created by playing music through your speakers. It works by adding weight to the desired panel, which lowers the resonating frequency. You will notice by adding this material to your car, your sound system will likely get noticeably louder. If you have subwoofers, this is the perfect kit for your vehicle.The SDDK12 is perfect for covering an entire door, instantly giving your car a more luxurious feel and enhancing the performance of your audio system. The material will both eliminate door panel vibrations as well as provide an improved rear baffle for the speakers.

NVX is one of the world's leading manufacturers of sound damping material, and is up to 30% thicker than the other brands. Don't pay ridiculous amounts of money to kill those rattles, when you can get everything you need from NVX for a fraction of the price. With the SDDK12 damping material, you will notice a higher quality sound from your system as well as a drastic reduction of road noise. With 12 square feet of material, you will have enough to cover all of those problem areas that have been bothering you for so long!