Classic Car Stereos is the number 1 dealer for Volkswagen Sound Deadening Kits. The manufacturer of these sound deadening kits, HushMat, offers a 100% adhesion guarantee and is used and approved by most OEM vehicle manufacturers. This is the same material that is installed on high end vehicles to help prevent noise and thermal intrusion. HushMat offers several different products which all serve different purposes in order to prevent sound and thermal transfer. These sound deadening kits are the number 1 rated sound and thermal deadening brand on the market. If you do not need a complete car sound dampening kit, we still have you covered. We have smaller kits ranging from 2 square feet to 58 square feet that are specifically made for speakers, doors, trunks, cargo, floor/dash, and bulk.