Search

*Disclaimer: Tossions earns a commission from qualifying purchases.

The 8 Best sound deadener of 2025

Are you trying to find sound deadener among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling sound deadener on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 20 hours of research and did 26 sound deadener tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best sound deadener you can buy today

No. 1
KILMAT 80 mil 36 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
  • Very sticky self-adhesive 80 mil automotive butyl and foil sound deadening. It is user-friendly viable material suitable for DIY installation. KILMAT is really efficient and easy-to-install
  • Now the material is 1,5 times thicker that will get you 1,5 times more effective insulation. The thicker the material the more performance you get
  • Automotive self-adhesive insulation consists of butyl. KILMAT sound deadening has a total weight of 0.5 pounds/1 square feet. This weight ensures optimum efficiency and sound insulation that could be possibly gained from 80 mil thickness material. KILMAT 80 mil is light weighted sound deadening material
  • Audio insulation KILMAT has a special indicator as to if it is installed correctly. The special embossing on the foil must be rolled out till it is plain smooth, then you'll be 100% sure that the soundproofing is set correctly and professionally. The sound dampening material comes in handy size sheets which make it easier in terms of cutting and installation process
No. 2
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 VIBRO 80 mil is ultimate quality sound deadening insulation. Designed for the automotive industry as an industrial sound damping material for applications that need extreme performance, it is well suited to the demanding car enthusiast as well.
  • ★ Advanced Formulation - SILESS VIBRO Damping Material consists of newly invented Bmastic, technologically most advanced and efficient sound deadening composition on the market today.
  • ★ Value - SILESS VIBRO Damping Material is just priced to be cost effective, when compared to similar products on the market. Car soundproofing does not have to be expensive to work!!
  • ★ Ease of Installation — SILESS VIBRO Damping Material is easy to install with a “peel and place” application. Simply trim the pieces to fit, peel and place and hand roll to ensure good adhesion. No messy spray-on paints or adhesives are needed to install this product.
  • ★ SILESS VIBRO specs — Thickness 80 mil/ 0.08 inches/ 2mm, Coverage area - 36 ft², Number of Boxes – 1, Number of sheets in each box - 14, Each sheet size - 23.6 x 15.94 inches. The installation instructions are included in the package, but a roller isn't.
No. 3
Amazon Basics Car Sound Deadener, 14.5″ x 10″, (10 count)Pack of 1
  • Car sound deadener (10-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 piece measures 14.5 by 10 inches; 10-square-foot total coverage area; backed by an Amazon Basics 1-year limited warranty
No. 4
Skar Audio Premium 80mil (2mm) 12 Sq Ft Automotive Car Sound Deadening Door Kit (SK2MM-DOORKIT)
  • Pro Series Sound Dampening Door Kit | 12 Total Sq. Ft
  • Includes 4 Sheets | 12" x 36" Sheet Size
  • 2.0 MM Thickness | Aluminum Outer Layer & Butyl Rubber Inner Layer
  • Noise Control & Sound Insulation | Helps To Reduce Unwanted Road Noise and Vibrations
  • Assists with Regulating Interior Temperatures
  • Self-Adhesive | Easy Installation
No. 5
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 VIBRO 120 mil is ultimate quality sound deadening insulation. Designed for the automotive industry as an industrial sound damping material for applications that need extreme performance, it is well suited to the demanding car enthusiast as well.
  • ★ Advanced Formulation - SILESS MAX VIBRO Damping Material consists of newly invented Bmastic, technologically most advanced and efficient sound deadening composition on the market today.
  • ★ Value - SILESS VIBRO Damping Material is just priced to be cost effective, when compared to similar products on the market. Car soundproofing does not have to be expensive to work!!
  • ★ Ease of Installation — SILESS VIBRO Damping Material is easy to install with a “peel and place” application. Simply trim the pieces to fit, peel and place and hand roll to ensure good adhesion. No messy spray-on paints or adhesives are needed to install this product.
  • ★ SILESS VIBRO specifications — Thickness 120 mil/ 0.12 inches/ 3mm, Coverage area - 30 ft², Number of sheets in the box - 24, each sheet size - 15.35x11.81 inches. The installation instructions are included in the package but a roller isn't.
No. 6
Siless Hybrid 3in1 200 mil 25 sqft Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material
  • ★ Get Extra Cool and Quiet Comfort. SILESS Hybrid is a heavy, thick, three layer (Butyl Mastic, Pe Foam, Mass Loaded Butyl Membrane) composite barrier, that solves three of the most difficult automotive problems: sound vibrations, exhaust system heat and low frequency noise.
  • ★ The heavy-duty composite barrier SILESS HYBRID provides damping vibrations, kills low frequency exhaust and road noise, and blocks heat.
  • ★ Value - SILESS HYBRID 3in1 (Damping vibrations, Heat barrier and Sound insulation Material) is just priced to be cost effective, when compared to separate which need to be combined products on the market. Car soundproofing does not have to be expensive to work!!
  • ★ Ease of Installation — SILESS HYBRID 3in1 Material is easy and faster to install with a “peel and place” application. Simply trim the pieces to fit, peel and place and hand roll to ensure good adhesion. No messy spray-on paints or adhesives are needed to install this product.
  • ★ SILESS Hybrid 3in1 specifications — Thickness 200 mil/ 0.2 inches/ 5mm, Coverage area - 25 ft². The installation instructions are included in the package but a roller isn't.
SaleNo. 7
KILMAT 50 mil 25 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
  • Very sticky self-adhesive 50 mil automotive butyl and foil sound deadening. It is user-friendly viable material suitable for DIY installation. KILMAT is really efficient and easy-to-install
  • Now everyone can easily eliminate the annoying road noise in the vehicle. We've designed the product that pretty efficiently handles the rattle and reduces noise while being affordable to almost everyone. KILMAT would deaden the entire car for the same money that would be enough to only insulate the doors using the expensive brands material.
  • Automotive self-adhesive insulation consists of butyl. KILMAT sound deadening has a total weight of 0.35 pounds/1 square feet (1.75 kilograms/1 square meter). This weight ensures optimum efficiency and sound insulation that could be possibly gained from 50 mil (1.3 mm) thickness material. KILMAT 50 mil (1.3 mm) is light weighted sound deadening material
  • Car insulation KILMAT has a special indicator as to if it is installed correctly. The special embossing on the foil must be rolled out till it is plain smooth, then you'll be 100% sure that the soundproofing is set correctly and professionally. The sound dampening material comes in handy size sheets which make it easier in terms of cutting and installation process
  • Sound deadening material specifications: Nominal thickness 50 mil (1.3 mm); Total coverage area of 25 square feet (2.3 square meter); Number of sheets in the stack 12; Nominal sheet Size 20x15 inch (500 x 390 mm).
No. 8
Car Sound Deadening Material Mat - 197 mil 8.7 sqft Auto Audio Deadener Foam, Sound Dampening and Heat Insulation for Truck, Vehicle
  • Insonorizzante mats (closed cell PE foam) with waterproof glue. Thickness 197 mil / 5mm. Pack of 8(single piece 1.09 sqft). Total coverage area - 8.72 ft², working Temperature Range: -40°F ~ 300°F
  • Sound deadening mat is an insulating material with a highly compressible closed-cell foam formula. Effectively blocks 98% of radiant heat transfer, will block engine, exhaust and summer heat, ensure your vehicle stays cooler, reduce the energy consumption of car air conditioners, so as to achieve the goal of fuel saving
  • Sound deadener pad has excellent sound insulation and vibration absorption performance, reduces external noise, creates a comfortable driving environment, suppresses engine vibration, reduces internal vibration, and extends the life of parts
  • Sound dampener liner has waterproof Aluminum surface, it absolutely moistureproof and has no odor, isolate most liquids on the surface and wipe dry easily, scratch resistant
  • Sound dampening mat can be applied to external partitions, firewalls, hoods, engine compartments, engine compartments, trunks, wheel arches, body panels, load floors, and internal partitions under the seat floor. It has excellent load resistance, so it is the best choice for flooring. Easy to cut and install, self-adhesive backing waterproof and dustproof and have strong adhesion
SaleNo. 9
Siless Black 80 mil (2mm) 36 sqft Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material (36 sqft)
  • ★ Siless VIBRO 80 mil is ultimate quality sound deadening insulation. Designed for the automotive industry as an industrial sound damping material for applications that need extreme performance, it is well suited to the demanding car enthusiast as well.
  • ★ Advanced Formulation - SILESS VIBRO Damping Material consists of newly invented Bmastic, technologically most advanced and efficient sound deadening composition on the market today.
  • ★ Value - SILESS VIBRO Damping Material is just under $1.64 per sqft, priced to be cost effective, when compared to similar products on the market. Car soundproofing does not have to be expensive to work!!
  • ★ Ease of Installation — SILESS VIBRO Damping Material is easy to install with a “peel and place” application. Simply trim the pieces to fit, peel and place and hand roll to ensure good adhesion. No messy spray-on paints or adhesives are needed to install this product.
  • ★ SILESS VIBRO specs — Thickness 80 mil/ 0.08 inches/ 2mm, Coverage area – 36 ft², Number of Boxes – 1, Number of sheets in box - 14, Each sheet size - 23.6 x 15.94 inches. The installation instructions are included in the package, but a roller isn't.
No. 10
Siless Liner 157 (4 mm) mil 36 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier
3,179 Consomer Reviews
Siless Liner 157 (4 mm) mil 36 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier
  • Closed Cell Foam: OIL and Waterproof LINER closed-cell polyethylene foam is the best for car, Siless with an adhesive layer 100% ensures optimum efficiency and thermal insulation that could be possibly gained. The price of 1 sqft of Siless Liner with similar characteristics is more then three times cheaper! Excellent quality for less money!!
  • Heat Blocker and Vibration Deadener: Effectively blocks 98% of radiant heat transfer. Siless Liner is a very versatile insulation material with excellent thermal barrier properties that will block engine, exhaust, & summer heat, ensure your vehicle stays cooler in the summer and warmer in the winter, making your ride more pleasant!
  • Lightweight, Waterproof: It is a waterproof light-weight thermal deadener with highly compressible closed cell foam formulation, it absolutely doesn’t absorb moisture and has no odor, and it’s flexible which make it easy to install with or without roller.
  • The operating temperature of the material is the same as of the rubber foam up to 215 degrees Fahrenheit.
  • SILESS Liner specifications: Self-adhesive foam rolls (closed cell PE foam) with waterproof glue. Thickness 157 mil / 0.157 inches / 4mm. Number of rolls in the package - 1. Total coverage area - 36 ft². Each roll size - 15.74 x 330.7 inches.
No. 11
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)
  • Now everyone can easily eliminate the annoying road noise in the vehicle. We've designed car sound deadening material that pretty efficiently handles the rattle and reduces noise Affordable while being affordable to almost everyone
  • Strong sound insulation and absorption performance. 100% New heat shield Car Sound Deadener, PE with aluminum material, Thickness: 10 mm. for creating a quieter and more comfortable in-car experience
  • Sound deadening material specifications: Total coverage area of 16 sqft; Number of sheets in the stack 15; Nominal sheet Size 15,7x9.8 inch: Nominal thickness 394 mil, now the material is 2 times thicker that will get you 2 times more effective insulation. The thicker the material the more performance you get
  • It is a waterproof light-weight thermal deadener with highly compressible closed cell foam formulation, with excellent thermal barrier properties that will block engine, exhaust, & summer heat, ensure your vehicle stays cooler in the summer and warmer in the winter, making your ride more pleasant
  • Widely apply in car roof, firewall, hood, engine compartment,chassis, exterior or interior bulkhead, wheel arch, body panels, under the seat, trunk lid and so on
No. 12
AggSound 157mil 6sqft Roll Pack Sound Deadener for Cars-Auto Closed Cell Foam Noise Deadening Material-Heat Shield Insulation Dampening Mat
  • [4mm High Quality Closed Cell Foam, Provide Better Sound & Heat Insulation] Our automotive sound deadener is composed of three layers of high quality material, including 4mm high density closed cell foam, high quality back glue and back paper. It provides better noise insulation effect for your car so you can enjoy a more quiet and comfortable environment. At the same time, it effectively reduces 98% heat transfer.
  • [High-quality Material, Meet the Needs of Longer & Better Use] 4mm high quality closed cell foam has a higher anti-extrusion function compared with inferior foam product, so there is no need to worry about the collapse of the use process. Excellent adhesive has strong viscosity, which can ensure to stick firmly. High quality back paper is easy to to peel & install and not easy to tear.
  • [Easy to Install, Wide Application] Aggsound heat shied pad is convenient in installation and operation. Just five steps can be completed: disassemble-clean-cute-paste-reinstallate. 4mm unviersal thickness is more suitable for the car door, hood, trunk, floor, firewall and other parts of the vehicle. You do not have to worry about the phenomenon of not being able to install because the thickness is too large but the vehicle gap is not enough.
  • [A variety of different thicknesses to meet different needs] Aggsound offers a variety of different thicknesses of insulation foam 4mm/6mm/8mm/10mm/0.25inch/0.5inch/1inch etc.. Different thicknesses of insulation foam to meet the different needs of the application.
No. 13
AggSound 394mil 6sqft Thickened Sound Deadener for Cars - Aluminum Foil Foam Noise Deadening Material - Heat Shield Hood Insulation Dampening Mat
220 Consomer Reviews
AggSound 394mil 6sqft Thickened Sound Deadener for Cars - Aluminum Foil Foam Noise Deadening Material - Heat Shield Hood Insulation Dampening Mat
  • [10mm Thickened Material, Provide Better Sound & Heat Insulation] Our automotive sound deadener is composed of three layers of high quality material including aluminum foil, thickened 10mm foam, high quality back glue. It provides better noise insulation effect for your car so you can enjoy a more quiet and comfortable environment, at the same time effectively reduce 98% heat transfer. 10mm thickened thickness is more suitable for the hood, firewall, providing better insulation.
  • [High-quality Material, Meet the Needs of Longer And Better Use] 10mm thickened foam has higher anti-extrusion function compared with inferior foam product, so there is no need to worry about the collapse of the use process. Excellent adhesive has strong viscosity, which can ensure to stick firmly. High quality back paper is easy to to peel & install and not easy to tear.
  • [Cut Sheet Packaging, Ensure Product Quality & Convenient Install] Products include: 15.7*13.0inch soud deadener*5piece, total cover areas are 6sqft. Our products are sliced and packaged in box, so you don't have to worry about ugly creases, back paper tearing and pasting together etc caused by folding packaging so that you can not install easy or completely can not be used. At the same time, the sliced thermal insulation is more convenient for you to install, just 5 steps.
  • [A variety of different thicknesses to meet different needs] Aggsound offers a variety of different thicknesses of insulation foam 4mm/6mm/8mm/10mm/0.25inch/0.5inch/1inch etc.. Different thicknesses of insulation foam to meet the different needs of the application.
SaleNo. 14
VEVOR Car Sound Deadening Mat, 80 mil 10 sqft Car Sound Dampening Material, Butyl Automotive Sound Deadener, Noise Insulation and Vibration Dampening Material for Car
  • High-Density Material: VEVOR Soundproofing Mats feature a premium 80mil (2mm) butyl rubber material. With its substantial thickness, it significantly reduces the transmission of interior noise in your vehicle, effectively isolating various noises generated while driving. These mats offer outstanding performance and exceptional quality, making them a perfect choice for automotive enthusiasts.
  • Exceptional Soundproofing Performance: VEVOR employs a 3-layer composite structure with a heat-resistant aluminum foil surface, a butyl rubber layer with low air permeability in the middle, and a high-adhesive backing. This 3-layer composite design delivers exceptional soundproofing results. In addition to noise reduction, these mats also provide heat insulation, waterproofing, and fire resistance, making them versatile year-round solutions.
  • Simple 4-Step Installation:VEVOR Soundproofing Mats require just four simple steps! They come with a strong self-adhesive backing that not only ensures excellent adhesion but also makes installation a breeze. No additional adhesives are needed, and they can be easily applied by simply peeling off the backing. You can also use a rolling tool for an even more secure fit (rolling tool not included in the package).
  • Coverage for the Entire Car: Designed to fit the compact and irregular spaces inside cars, VEVOR offers these mats in sheet form, with each set containing up to 10 pieces. Each sheet measures 9.8x15.7 inches, providing coverage for up to 10 square feet. This ample coverage allows you to address the needs of both small and large vehicle models. You can also DIY cut or combine them to suit your specific requirements.
  • Reliable and Secure: We've carefully chosen materials that are reliable and safe for your well-being. Your health is always our top priority, and these mats are designed to provide you with a worry-free driving experience.
No. 15
KILMAT Extra 100 mil 25 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening
  • Very sticky self-adhesive 100 mil automotive butyl and foil sound deadening. It is user-friendly viable material suitable for DIY installation. KILMAT is really efficient and easy-to-install.
  • Now the material is 2 times thicker than basic materials that will give you 2 times more effective insulation. The thicker the material the more performance you get
  • Automotive self-adhesive insulation consists of butyl. KILMAT sound deadening has a total weight of 0.68 pounds/1 square feet (3.2 kilograms/1 square meter). This weight ensures maximum efficiency and sound insulation that could be possibly gained from 100 mil (2.5 mm) thickness material. KILMAT 100 mil (2.5 mm) is a light weighted automotive sound deadening material
  • Audio insulation KILMAT has a special indicator as to if it is installed correctly. The special embossing on the foil must be rolled out till it is plain smooth, then you'll be 100% sure that the soundproofing is set correctly and professionally. The sound dampening material comes in handy size sheets which make it easier in terms of cutting and installation process
  • Sound deadening material specifications: Nominal thickness 100 mil (2.5 mm); Total coverage area of 25 square feet (2.4 square meters); Number of sheets in the stack 24; Nominal sheet Size 9.8 x 15.7 inch (250x400 mm).
No. 16
CANOPUS Car Sound Deadening Mat, 80 mil 10 sqft, Pack of 10 Sheets, Butyl Sound Deadener Mat, Audio Car Sound Dampening Material for Car Trunk, Door, Floor and Ceiling, Silver
  • Optimal Insulation Thickness: Our material boasts an extra 50% insulation performance due to its optimal thickness. Crafted from durable butyl, it outlasts comparable products in the market, ensuring long-lasting effectiveness.
  • Great Sound Control: Our automotive self-adhesive butyl mat efficiently blocks ambient sounds and noises, weighing just 0.7 lbs/ft2. Among 80-mill thickness materials, it offers unparalleled efficiency and peak performance.
  • Hassle-Free Installation: Each pack contains 10 sheets for effortless cutting and installation on desired panels. Experience a noticeable difference when these sound-proofing sheets are correctly applied.
  • Clean, Mess-Free Application: Our Canopus noise/sound deadening sheets guarantee correct installation when applied to a clean surface and rolled over with a suitable roller.
No. 17
Siless 50 mil (1.3mm) 52 sqft Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material ( 52 sqft)
  • ★ Siless VIBRO 50 mil is ultimate quality sound deadening insulation. Designed for the automotive industry as an industrial sound damping material for applications that need extreme performance, it is well suited to the demanding car enthusiast as well.
  • ★ Advanced Formulation - SILESS VIBRO Damping Material consists of newly invented Bmastic, technologically most advanced and efficient sound deadening composition on the market today.
  • ★ Value - SILESS VIBRO Damping Material is just priced to be cost effective, when compared to similar products on the market. Car soundproofing does not have to be expensive to work!!
  • ★ Ease of Installation — SILESS VIBRO Damping Material is easy to install with a “peel and place” application. Simply trim the pieces to fit, peel and place and hand roll to ensure good adhesion. No messy spray-on paints or adhesives are needed to install this product.
  • ★ SILESS VIBRO specifications — Thickness 50 mil, Coverage area 52 sqft, Number of sheets in the box 20, Each sheet size 23.6x15.94 inch. Installation instruction is included in the box.
No. 18
Zhengmy 196 Mil Car Heat Sound Insulation Mat Automotive Noise Deadening Mat with Rubber Roller Auto Sound Deadener Self Adhesive Heat Insulation for Hood Ceiling Door
55 Consomer Reviews
Zhengmy 196 Mil Car Heat Sound Insulation Mat Automotive Noise Deadening Mat with Rubber Roller Auto Sound Deadener Self Adhesive Heat Insulation for Hood Ceiling Door
  • Quantity and Size: you will receive 1 roll of 196 mil/ 5 mm thick auto sound mat, measuring approx. 20 x 394 inch/ 50 x 1000 cm, for a total stickable area of about 53.9 sq ft/ 5 sqm, with two muffler rollers of different sizes, sufficient quantity and suitable set matching to provide you with a convenient life
  • Effective Sound Absorption: this automotive sound insulation mat has many high density sponge pores, which improves the sound insulation effect, can suppress the vibration caused by the engine, reduce the vibration in the car, and prolong the life of the parts in the car, reduce outside noise, create a comfortable driving environment, and create a comfortable driving environment for you
  • Flame Retardant Thermal Insulation: this foam insulation heat mat is made of high density closed cell foam, it is a versatile thermal insulation material, waterproof, oil resistant, high temperature resistant, can reflect and block the sun, machine or engine running most of the heat, keeping the car at a comfortable temperature
  • Easy to Use: the other side of this noise insulation is easy to cut and install, suitable for various models, just use scissors or a knife to cut and trim to a suitable position, then peel off the adhesive backed protective film and place it with the matching roller roll to ensure good adhesion, easy and quick
  • Widely Use: the function of car sound mat is practical and widely applied in engine hood, roof, rear box, car bottom, car door, truck compartment, external partition wall, firewall, body panel and internal partition under seat floor, etc., which can further improve your driving atmosphere
No. 19
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
  • [4mm High Quality Closed Cell Foam,36Sqft Coverage Area] Our sound deadening mat is composed of three layers of high quality material, including 4mm (157.48mil) high density closed cell foam, high quality back glue and back paper. Effectively blocks 98% of radiant heat transfer.Number of rolls in the package is 1. Total coverage area is 36 ft². Each roll size is 15.7 x 330.7 inches.
  • [Exceptional Soundproofing Heat Blocker and Vibration Deadener] It provides outstanding soundproofing and waterproofing, allowing for a quiet driving space even in rainy or humid conditions,excellent thermal barrier properties that will block engine, exhaust, & summer heat, ensure your vehicle stays cooler in the summer and warmer in the winter, making your ride more pleasant!
  • [Easy to Install, Wide Application] Our car sound deadening material is convenient in installation and use. Suitable for any position on the car, such as door, hood, trunk,firewall and other parts of the vehicle.Please note this mat is suitable for sound insulation, noise reduction, and shock absorption in vehicles, and is not suitable for floors or other areas.
  • [High-quality materials Support DIY Cut] The sound deadening is easy to cut and install and it’s flexible. You can also DIY cut or combine it to your desired size.Make sure the mat against the vehicl,prevent moisture and air from being trapped between the mat and the vehicle, which could lead the mat falls of.
  • [Lightweight Odorless and Secure] We've carefully chosen materials that are odorless and safe for your well-being. Your health is always our top priority, and these mats are designed to provide you with a worry-free driving experience. In any case, you have questions on product quality or installation, please contact us in anytime, and we will respond within 24h.
No. 20
Siless LinerPRO 2in1 200 mil (5mm) 36 sqft Car Sound Deadening & Heat Insulation Closed Cell Foam - PE Foam Sound Deadener
  • SILESS LinerPRO 2in1 combine 157 mil Closed Cell Foam and 50 mil Bmastic. LinerPRO is a heavy, thick, two layer composite material, that solves two of the most difficult automotive problems: dampening sound vibrations and heat insulation. OIL and Waterproof LinerPRO closed-cell polyethylene foam is the best for car, it ensures optimum efficiency and vibro&thermal insulation that could be possibly gained. The price Siless LinerPro with similar characteristics is more then three times cheaper!
  • Heat Blocker and Sound Deadener: Effectively blocks 98% of radiant heat transfer. Siless LinerPRO is a very versatile insulation material with excellent thermal barrier properties that will block engine, exhaust, & summer heat, ensure your vehicle stays cooler in the summer and warmer in the winter, making your ride more pleasant!
  • Waterproof: It is a waterproof thermal deadener with highly compressible closed cell foam formulation, it absolutely doesn’t absorb moisture and has no odor, and it’s flexible which make it easy to install with or without roller.
  • The operating temperature of the material is the same as of the rubber foam up to 215 degrees Fahrenheit.
  • SILESS LinerPro specifications: Self-adhesive foam sheets (closed cell PE foam) with waterproof glue. Thickness 200 mil / 0.20 inches / 5mm. Number of sheets in the package - 33. Total coverage area - 36 ft². Each sheet size - 9.52 x 16.53 inches

How to choose a good sound deadener

Does the idea of finding a fantastic sound deadener make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in sound deadener. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top sound deadener products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top sound deadener on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top sound deadener brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top sound deadener based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the sound deadener were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good sound deadener, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your sound deadener.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting sound deadener for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our sound deadener. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what sound deadener should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on sound deadener.