Amazon has 9-Pc 18″ x 32″ Amazon Basics Car Sound Deadener for $36.52. Shipping is free.
Car sound deadener (9-piece) for creating a quieter and more comfortable in-car experience
Sound-proofing material (made of butyl rubber compound based substrate) helps reduce annoying vibrations and noises from the vehicle and road
Strong self-adhesive backing for secure placement; reflective aluminum foil on the front for better thermal insulation
Pliable material; easy to cut and install in a vehicle interior, cabin floor, or trunk; installation kit includes instructions
Each 0.1-inch-thick piece measures 18 by 32 inches (LxW); 36-square-foot total coverage area;
https://www.amazon.com/AmazonBasi...PDKIKX0DER
21 Comments
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Stuck this in ALL the doors and some in the floor. Sound dropped like 70%. It was luxury car quiet.
https://youtu.be/rnHbHJ1BQXA?si=
Sound deadening requires a lot of work (if done right) for a little result.
Don't believe the silly "70%" reduction in noise claims.
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