Classic Car Stereos is the number 1 dealer for Buick Sound Deadening Kits. On this page you can find 1964-1972 Buick Skylark Complete Sound Deadening Kits from Hushmat. You can also find GM G-Body Sound Deadening Kits for 1965-1975 and 1978-1988. HushMat offers a 100% adhesion guarantee and is used and approved by most OEM vehicle manufacturers. This is the same stuff 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.