Top 10 Best kill mat in 2026

Last Updated - 6/27/2026

🏆Best Choice

Amazon Basics

Amazon Basics Car Sound Deadening Mat, 14.5" x 10", Pack of 10

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•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

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$18.66

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KILMAT

KILMAT 80 mil 36 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•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

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$74.95

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Siless

Siless 80 mil (2mm) Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material 10 sqft (0.95 sqm)

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•★ 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 - 10 ft². The installation instructions are included in the package, but a roller isn't.

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$29.95

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Siless

Siless Liner 157 (4 mm) mil 36 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•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.

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$44.95

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GOSCHE

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)

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•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

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$31.99

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KILMAT

KILMAT 50 mil 50 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Very sticky self-adhesive 50 mil (1.3 mm) 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.
•Automotive self-adhesive insulation consists of butyl. KILMAT sound deadening has a total weight of 0.35 pounds/1 square feet (1.75 kilogram/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
•KILMAT car insulation 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 50 square feet (4.7 square meter); Number of sheets in the stack 47; Nominal sheet Size 9.8x15.7 inch (250x 400 mm).

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$69.99

$81.24

-14%

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KILMAT

KILMAT 50 mil 25 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•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).

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$39.99

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CUKWUYBY

Sound Deading Material for Cars, 80mil (2mm) 36 sqft (3.4 sqm) Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Noise Insulation and Vibration Dampening Material (33 pcs)

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•80mil Car Sound Deadening Mat: 80mil(2mm) 3-layer sound deadening material for cars blocks noise effectively. 8-wire aluminum foil reflects heat while butyl rubber absorbs vibrations. High-strength adhesive ensures permanent bond. 36sqft covers doors/trunk. Waterproof & durable.
•Advanced 3-Layer Noise Reduction Tech: Our car sound deadening mat combines:1)8-wire reinforced foil for heat insulation 2)Butyl rubber core for airtight sound blocking 3)Strong adhesive backing. Reduces road/engine/wind noise by 90%. Easy DIY install - just peel & stick!
•Professional Performance: The advanced 3-layer construction outperforms thinner alternatives, effectively blocking road noise and vibrations. Enjoy luxury car quietness at a fraction of the cost - professional results made accessible for every car owner!
•Simplest Peel-Stick Installation: Easiest sound deadener to install! 1)Clean surface 2)Cut material 3)Peel backing 4)Press firmly. High-tack adhesive sticks instantly, no roller needed. Smooth backing paper removes cleanly.
•Universal Fit for All Vehicles: 36sqft covers most vehicles. 80mil thickness optimizes weight/noise reduction. Wear-resistant surface lasts years. Won't peel off. Upgrade your ride's comfort today with premium sound deadening material!

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$56.99

$62.99

-10%

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Siless

Siless Max 120 mil (3mm) 30 sqft Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material (30 sqft)

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•★ 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. The installation instructions are included in the package but a roller isn't.

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$74.95

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KILMAT

KILMAT Extra 100 mil 25 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•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).

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$69.99

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