quick view DEI DEI Mazda Miata Miata Door Vibration Damping Kit - 50296 MSRP: $53.99 Quite your ride with our premium thermal insulating/sound absorbing under carpet kit and vibration damping material kits. Whether your padding is worn out of you just want to upgrade, our DEI Under carpet kit is made from our proven Under Carpet Lite... Add to Wish List Add to My Wish List Create New Wish List Compare