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10 Best Sound Deadening For Cars 2025 in the United States
#1
Winner
Siless 80 mil (2mm) 36 sqft (3.4 sqm) Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material (36 sqft)
The Siless 80 mil sound deadening mat is designed specifically for car enthusiasts looking for effective noise insulation and vibration dampening. One of its standout features is its thickness of 80 mil (2mm), which contributes significantly to its sound-dampening capabilities. With a coverage area of 36 square feet, this product is suitable for both small and medium-sized vehicles, making it a good choice for those seeking comprehensive soundproofing solutions.
Rating
9.7
Chosen by1,319
Material Type
Ease of Installation
Most important from
4215 reviews
#2
Amazon Basics Car Sound Deadener, 14.5″ x 10″, (10 count)Pack of 1
The Amazon Basics Car Sound Deadener is an effective option for those looking to reduce noise and vibrations in their vehicle. Made from a butyl rubber compound, it does a good job at sound-proofing and minimizing annoying sounds from the road. The reflective aluminum foil on the front adds an extra layer of thermal insulation, which is a nice bonus if you're concerned about heat resistance.
Rating
9.4
Ease of Installation
Most important from
3534 reviews
#3
Siless Max 120 mil (3mm) 30 sqft Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material (30 sqft)
The Siless Max 120 mil Car Sound Deadening mat is a high-quality option for those looking to reduce noise and vibrations in their vehicles. The material used is butyl rubber, which is effective for sound dampening and provides good insulation properties. With a thickness of 0.12 inches (3mm), it offers substantial soundproofing capabilities, making it suitable for applications requiring extreme performance, such as for car enthusiasts or industrial uses. The coverage area of 30 square feet is decent, allowing for good coverage in most standard-sized cars.
Rating
9.2
Material Type
Thickness
Coverage Area
Most important from
555 reviews
Top 10 Best Sound Deadening For Cars 2025 in the United States
#1
Winner
9.7 score
Siless 80 mil (2mm) 36 sqft (3.4 sqm) Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material (36 sqft)
Siless 80 mil (2mm) 36 sqft (3.4 sqm) Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material (36 sqft)
Material Type: butyl
Thickness: 80 Mils
Coverage Area: 36 square feet
Ease of Installation: Peel, place, and hand-roll the mat
Chosen by 1319 this week
Amazon Basics Car Sound Deadener, 14.5″ x 10″, (10 count)Pack of 1
Amazon Basics Car Sound Deadener, 14.5″ x 10″, (10 count)Pack of 1
Material Type: Rubber
Thickness: 0.1 inches
Coverage Area: 10 square feet
Ease of Installation: Self-adhesive, user-friendly instructions
Heat Resistance: Reflective aluminum foil
Weight: 10.9 ounces
Siless Max 120 mil (3mm) 30 sqft Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material (30 sqft)
Siless Max 120 mil (3mm) 30 sqft Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material (30 sqft)
Material Type: butyl rubber
Thickness: 0.12 inches (3mm)
Coverage Area: 30 square feet
Ease of Installation: peel and place
Weight: 17.84 pounds
Siless Liner 157 (4 mm) mil 36 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier
Siless Liner 157 (4 mm) mil 36 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier
Material Type: Closed Cell Foam
Thickness: 4 Millimeters
Coverage Area: 36 square foot
Ease of Installation: self-adhesive
Heat Resistance: 215 degrees Fahrenheit
Weight: 2.6 pounds
KILMAT Extra 100 mil 25 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
KILMAT Extra 100 mil 25 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
Material Type: Butyl and Aluminum foil
Thickness: 2.5 Millimeters
Coverage Area: 25 square feet
Ease of Installation: Self-adhesive, embossing indicator
Heat Resistance: Heat-resistant
Weight: 15.4 pounds
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Car Sound Deadening Material Mat - 197 mil 8.7 sqft Auto Audio Deadener Foam, Sound Dampening and Heat Insulation for Truck, Vehicle
Car Sound Deadening Material Mat - 197 mil 8.7 sqft Auto Audio Deadener Foam, Sound Dampening and Heat Insulation for Truck, Vehicle
Material Type: Foam, Aluminum
Thickness: 197 mils (5mm)
Coverage Area: 8.7 square feet
Ease of Installation: easy to cut, self-adhesive
Heat Resistance: -40°F to 300°F
Weight: 10.2 ounces
GOSCHE 394 mil 16 sqft Sound Deadener for Car, 10mm Thick Sound Deadening Mat Materials Can be Better with Audio Noise Insulation and Vibration Dampening 9.8″x 15.7″(15-Piece)
GOSCHE 394 mil 16 sqft Sound Deadener for Car, 10mm Thick Sound Deadening Mat Materials Can be Better with Audio Noise Insulation and Vibration Dampening 9.8″x 15.7″(15-Piece)
Material Type: PE with aluminum
Thickness: 10 Millimeters
Coverage Area: 16 square foot
Ease of Installation: user-friendly
Heat Resistance: excellent thermal properties
Weight: 1.79 pounds
Dynamat Xtreme Sound Deadening Car Insulation Single Sheet Hex Pack – Noise Dampening Kit for Floor, Doors, Panels, Hood, Engine or Trunk – Easy Self Adhesive Install – 1 Sheet 18”x32”, 4 sq ft
Dynamat Xtreme Sound Deadening Car Insulation Single Sheet Hex Pack – Noise Dampening Kit for Floor, Doors, Panels, Hood, Engine or Trunk – Easy Self Adhesive Install – 1 Sheet 18”x32”, 4 sq ft
Material Type: Rubber
Thickness: 0.2 cm
Coverage Area: 4.0 ft²
Ease of Installation: peel-and-stick
Siless 50 mil (1.3mm) 52 sqft Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material ( 52 sqft)
Siless 50 mil (1.3mm) 52 sqft Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material ( 52 sqft)
Material Type: butyl
Thickness: 1.3 mm
Coverage Area: 52 sq ft
Ease of Installation: peel-and-place
#10
7.2 score
VOISEN Sound Deading Material for Cars, 157 MIL (4 mm) 36 sqft Sound Deadening Mat,Sound Deadening,Car Sound Deadening Closed Cell Foam,PE Foam Sound Deadener Material & Heat Barrier
VOISEN Sound Deading Material for Cars, 157 MIL (4 mm) 36 sqft Sound Deadening Mat,Sound Deadening,Car Sound Deadening Closed Cell Foam,PE Foam Sound Deadener Material & Heat Barrier
Material Type: Polyethylene (PE)
Thickness: 4 Millimeters
Coverage Area: 36 sqft
Ease of Installation: flexible to cut and shape
Heat Resistance: blocks 98% of radiant heat
Weight: 2.97 pounds
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Buying Guide for the Best Sound Deadening For Cars
Choosing the right sound deadening material for your car can significantly improve your driving experience by reducing road noise, vibrations, and enhancing the overall sound quality of your car's audio system. To make an informed decision, it's important to understand the key specifications and how they relate to your specific needs. Here are the main factors to consider when selecting sound deadening materials for your car.Material TypeSound deadening materials come in various types, including butyl rubber, foam, and asphalt-based products. Butyl rubber is highly effective and durable, making it a popular choice for many car enthusiasts. Foam materials are lightweight and can be used in areas where flexibility is needed. Asphalt-based products are generally cheaper but can emit odors in high temperatures. Your choice should depend on the area of application and your preference for durability and effectiveness.
ThicknessThe thickness of the sound deadening material is crucial as it directly impacts its ability to reduce noise and vibrations. Thicker materials generally provide better sound insulation. Common thicknesses range from 50 mils to 150 mils. For high-noise areas like the floor and doors, thicker materials (100-150 mils) are recommended. For less critical areas, thinner materials (50-80 mils) may suffice. Consider the level of noise you experience and the specific areas you want to treat when choosing the thickness.
Coverage AreaThe coverage area refers to the amount of material you need to cover the desired sections of your car. Sound deadening materials are usually sold in sheets or rolls, and the total coverage area is measured in square feet. To determine how much you need, measure the areas you plan to treat, such as the floor, doors, roof, and trunk. Ensure you purchase enough material to cover these areas adequately, keeping in mind that some overlap may be necessary for optimal performance.
Ease of InstallationEase of installation is an important factor, especially if you plan to install the sound deadening material yourself. Some materials come with adhesive backing, making them easier to apply, while others may require additional adhesive or tools. Look for products with clear instructions and consider your own DIY skills. If you're not confident in your ability to install the material, you might want to choose a product known for its user-friendly application or consider professional installation.
Heat ResistanceHeat resistance is a critical specification, especially for areas exposed to high temperatures, such as the floor near the engine or the roof. Materials with high heat resistance will not degrade or emit odors when exposed to heat. Butyl rubber and some high-quality foam materials offer good heat resistance. If you live in a hot climate or plan to apply the material in high-temperature areas, prioritize products with high heat resistance to ensure longevity and performance.
WeightThe weight of the sound deadening material can affect your car's performance and fuel efficiency. Heavier materials generally provide better sound insulation but can add significant weight to your vehicle. Lighter materials are easier to handle and install but may not offer the same level of noise reduction. Consider the balance between sound insulation and added weight. If you are concerned about performance, opt for lighter materials that still offer good sound deadening properties.