Car Sound Deadening Mat, 80 Mil Butyl, 36 Sq Ft

Car sound deadening mat reduces road noise and vibration for a calmer, more comfortable drive. These 80 mil (2 mm) butyl sheets use a 3-layer build with diamond-pattern aluminum facing to help dampen panels, cut rattles, and improve cabin acoustics. Flexible tile-size pieces fit tight curves and irregular spaces, while the strong peel-and-stick backing speeds installs on doors, floors, trunks, roofs, and more.

• Delivers 80 mil (2 mm) butyl damping to reduce vibration, panel resonance, and buzzing


• Includes 34 easy-cut sheets to cover large areas or patch targeted noise hotspots


• Fits doors, floor pans, trunk, wheel wells, roof panels, and other interior metal surfaces


• Installs fast with peel-and-stick adhesive backing; add a roller for tighter contact (not included)


• Adds an aluminum-faced layer that helps reflect heat and provides a moisture-resistant barrier

Whether you’re chasing cleaner audio, less road roar, or fewer trim rattles, this butyl damping set is built for full-vehicle coverage without messy sprays or extra glue. The compact sheets make it simple to work around contours, wiring, and tight cavities—trim, position, press, and seal for solid contact. Use it as a base layer under carpet and door cards or combine with foam for a multi-layer sound insulation approach. Grab yours today and start tightening up your cabin feel on the next install.

• Material: Butyl rubber with aluminum foil facing


• Thickness: 80 mil (2 mm)


• Coverage: 36 sq.ft (3.3 sq.m)


• Pieces: 34 sheets


• Sheet size: 9.8 x 15.7 in (248.9 x 398.8 mm)


• Net weight: 25.68 lb (11.65 kg)


• Color: Silver (natural aluminum)