Garage
Shop
Account Icon
Account
Box Icon
Track
order
Telephone Icon
Call
Help Icon
Help
Door with Arrow Icon
Sign In
  1. Home
  2. Discontinued Car Audio & Electronics
  3. Discontinued Car Audio Installation & Accessories
  4. Discontinued Sound Deadening & Damping

Discontinued Sound Deadening & Damping for your 1978 265 close

Filters
Reset Done
Show products that do not fit
Product Type
Price Range
Installation Location
This is the area of the car that the sound dampening kit is designed to be installed.
Material Thickness
This is the thickness of the material, measured in inches.
Total Amount of Material
This is the total amount of material that is included in the package. It is measured in square feet. On packages that include several smaller pieces, this number combines all the pieces together.
Material Use
Use of material whether it be used for heat protection, sound absorption or decrease in vibration.
Deals
Promotions we have offer More Ways to Shop for items that are on clearance, last chance, special offer and sales, Made in America, and more!
Condition

Your Vehicle

close
Exclamation Icon
Fitment data is not available for your 1978 265
Universal-fit product options below.
Update vehicle | Remove vehicle | Vehicle store

Shop the Category

filter-icon Filters & Sort
You are currently viewing discontinued products.

NVX SDBPRO20 PRO Ultra Thick Stealth Black (Open Box, Great)

Ultra Thick Sound Deadening 20 Square feet, Five 18" x 32" Sheets (4.5mm Thick)

SDBPRO20 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBPRO20 PRO Ultra Thick Stealth Black (Open Box, Great)

Ultra Thick Sound Deadening 20 Square feet, Five 18" x 32" Sheets (4.5mm Thick)

• Up to 70% thicker than standard material
• Ideal for SPL Competitors
• Maximizes SPL output by reducing panel flex
• Around 60-70% better vibration control
• Easy peel-and-stick installation
• Five 18" x 32" Sheets

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Up to 70% thicker than standard material
• Ideal for SPL Competitors
• Maximizes SPL output by reducing panel flex
• Around 60-70% better vibration control
• Easy peel-and-stick installation
• Five 18" x 32" Sheets

NVX SDBBP40 Premium Stealth Black (Open Box, Good)

Premium Sound Deadening Bulk Pack 36 Square feet (Entire Car), Nine 18" x 32" Sheets (91mil Thick)

SDBBP40 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBBP40 Premium Stealth Black (Open Box, Good)

Premium Sound Deadening Bulk Pack 36 Square feet (Entire Car), Nine 18" x 32" Sheets (91mil Thick)

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL (DB's)
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Nine 18" x 32" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

1

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL (DB's)
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Nine 18" x 32" Pieces

NVX SDBBP40 Premium Stealth Black (Open Box, Great)

Premium Sound Deadening Bulk Pack 36 Square feet (Entire Car), Nine 18" x 32" Sheets (91mil Thick)

SDBBP40 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBBP40 Premium Stealth Black (Open Box, Great)

Premium Sound Deadening Bulk Pack 36 Square feet (Entire Car), Nine 18" x 32" Sheets (91mil Thick)

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL (DB's)
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Nine 18" x 32" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL (DB's)
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Nine 18" x 32" Pieces

NVX SDBSK2 Premium Stealth Black (Like New (Open Box))

Premium Sound Damping (Sound Deadening) Speaker Kit, two 10" x 10" Sheets (91mil THICK)

SDBSK2 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBSK2 Premium Stealth Black (Like New (Open Box))

Premium Sound Damping (Sound Deadening) Speaker Kit, two 10" x 10" Sheets (91mil THICK)

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Annoying Rattles
• Increases SPL (LOUDER)
• Reduces Heat
• Simple To Install
• Peel and Stick Installation
• Two 10" x 10" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Annoying Rattles
• Increases SPL (LOUDER)
• Reduces Heat
• Simple To Install
• Peel and Stick Installation
• Two 10" x 10" Pieces

NVX SDBTK20 Premium Stealth Black (Open Box, Good)

Trunk Kit - 20 Square Feet of Premium Sound Damping Material (Sound Deadening) - Five 18" x 32" Pieces (91mil THICK)

SDBTK20 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBTK20 Premium Stealth Black (Open Box, Good)

Trunk Kit - 20 Square Feet of Premium Sound Damping Material (Sound Deadening) - Five 18" x 32" Pieces (91mil THICK)

• Eliminates Road Noise
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Rattles • Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Five 18" x 32" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

1

• Eliminates Road Noise
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Rattles • Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Five 18" x 32" Pieces

NVX SDDK12 - 90mil 2.3mm THICK (Open Box, Good)

4-Door Kit - 12 Square Feet of Sound Damping (Sound Deadening) Material (Four 12" x 36" Pieces)

SDDK12 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDDK12 - 90mil 2.3mm THICK (Open Box, Good)

4-Door Kit - 12 Square Feet of Sound Damping (Sound Deadening) Material (Four 12" x 36" Pieces)

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Four 12" x 36" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Four 12" x 36" Pieces

NVX SDBBP40UL Premium Ultra Light Stealth Black (Open Box, Great)

Ultra Light Sound Deadening Bulk Pack 36 Square feet, Nine 18" x 32" Sheets (2.3mm Thick)

SDBBP40UL big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBBP40UL Premium Ultra Light Stealth Black (Open Box, Great)

Ultra Light Sound Deadening Bulk Pack 36 Square feet, Nine 18" x 32" Sheets (2.3mm Thick)

• 30% lighter and thinner than standard material
• Ideal for doors, roof, floor, trunk, and other areas
• Reduces road noise and quiets vibrations
• Easy peel-and-stick installation
• Nine 18" x 32" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• 30% lighter and thinner than standard material
• Ideal for doors, roof, floor, trunk, and other areas
• Reduces road noise and quiets vibrations
• Easy peel-and-stick installation
• Nine 18" x 32" Pieces

NVX SDBP40 36 ft Bulk Pack Sound Deadening - 90mil 2.3mm THICK (Open Box, Great)

36 Square Feet of Sound Damping Material (Sound Deadening) - Nine 18" x 32" Pieces

SDBP40 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBP40 36 ft Bulk Pack Sound Deadening - 90mil 2.3mm THICK (Open Box, Great)

36 Square Feet of Sound Damping Material (Sound Deadening) - Nine 18" x 32" Pieces

• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL (DB's)
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Nine 18" x 32" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL (DB's)
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Nine 18" x 32" Pieces

NVX SDBPRO20 PRO Ultra Thick Stealth Black (Like New (Open Box))

Ultra Thick Sound Deadening 20 Square feet, Five 18" x 32" Sheets (4.5mm Thick)

SDBPRO20 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBPRO20 PRO Ultra Thick Stealth Black (Like New (Open Box))

Ultra Thick Sound Deadening 20 Square feet, Five 18" x 32" Sheets (4.5mm Thick)

• Up to 70% thicker than standard material
• Ideal for SPL Competitors
• Maximizes SPL output by reducing panel flex
• Around 60-70% better vibration control
• Easy peel-and-stick installation
• Five 18" x 32" Sheets

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Up to 70% thicker than standard material
• Ideal for SPL Competitors
• Maximizes SPL output by reducing panel flex
• Around 60-70% better vibration control
• Easy peel-and-stick installation
• Five 18" x 32" Sheets

NVX SDTK20 - 90mil 2.3mm THICK (Open Box, Good)

Trunk Kit - 20 Square Feet of Sound Damping Material (Sound Deadening) (Five 18" x 32" Pieces)

SDTK20 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDTK20 - 90mil 2.3mm THICK (Open Box, Good)

Trunk Kit - 20 Square Feet of Sound Damping Material (Sound Deadening) (Five 18" x 32" Pieces)

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Five 18" x 32" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Five 18" x 32" Pieces

NVX SDRLR2 (Open Box, Great)

Universal Professional Heavy Duty Roller for Sound Damping (Sound Deadening)

SDRLR2 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDRLR2 (Open Box, Great)

Universal Professional Heavy Duty Roller for Sound Damping (Sound Deadening)

• Squared roller provides more pressure
• Contoured handle for comfortable grip
• Soft rubber won't scratch metal surfaces
• Ideal for all sound deadening applications

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Squared roller provides more pressure
• Contoured handle for comfortable grip
• Soft rubber won't scratch metal surfaces
• Ideal for all sound deadening applications

NVX SDBSK2 Premium Stealth Black (Open Box, Great)

Premium Sound Damping (Sound Deadening) Speaker Kit, two 10" x 10" Sheets (91mil THICK)

SDBSK2 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBSK2 Premium Stealth Black (Open Box, Great)

Premium Sound Damping (Sound Deadening) Speaker Kit, two 10" x 10" Sheets (91mil THICK)

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Annoying Rattles
• Increases SPL (LOUDER)
• Reduces Heat
• Simple To Install
• Peel and Stick Installation
• Two 10" x 10" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Annoying Rattles
• Increases SPL (LOUDER)
• Reduces Heat
• Simple To Install
• Peel and Stick Installation
• Two 10" x 10" Pieces

NVX SDTK20 - 90mil 2.3mm THICK (Open Box, Great)

Trunk Kit - 20 Square Feet of Sound Damping Material (Sound Deadening) (Five 18" x 32" Pieces)

SDTK20 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDTK20 - 90mil 2.3mm THICK (Open Box, Great)

Trunk Kit - 20 Square Feet of Sound Damping Material (Sound Deadening) (Five 18" x 32" Pieces)

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Five 18" x 32" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Five 18" x 32" Pieces

NVX SDBDK12 Premium Stealth Black (Open Box, Good)

Premium Sound Deadening Kit, Four Door Kit w/ Four 12" x 36" Sheets (91mil THICK)

SDBDK12 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBDK12 Premium Stealth Black (Open Box, Good)

Premium Sound Deadening Kit, Four Door Kit w/ Four 12" x 36" Sheets (91mil THICK)

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL (LOUDER)
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Four 12" x 36" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL (LOUDER)
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Four 12" x 36" Pieces

NVX SDRF20 (Open Box, Great)

Five Sheets of 18" x 32" (20 sq. ft.) 3 Layer Sound Damping Material (Sound Deadening) Adhesive Black Foam Rubber (3 in 1)

SDRF20 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDRF20 (Open Box, Great)

Five Sheets of 18" x 32" (20 sq. ft.) 3 Layer Sound Damping Material (Sound Deadening) Adhesive Black Foam Rubber (3 in 1)

• Five Sheets of 18" x 32" (20 sq. ft.) Tri-Layer Sound Damping Adhesive Black Foam Rubber
• Tri Layer Design: Combines 100% Butyl Rubber, aluminum Foil, and Foam
• Total Thickness: 1/8 inch
• Easy to install self adhesive sheets
• Built to withstand temperatures of -40℉ to 300℉
• Perfect for applications on the roof, firewall, floor, quarter panels, doors, and more

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Five Sheets of 18" x 32" (20 sq. ft.) Tri-Layer Sound Damping Adhesive Black Foam Rubber
• Tri Layer Design: Combines 100% Butyl Rubber, aluminum Foil, and Foam
• Total Thickness: 1/8 inch
• Easy to install self adhesive sheets
• Built to withstand temperatures of -40℉ to 300℉
• Perfect for applications on the roof, firewall, floor, quarter panels, doors, and more

NVX SDBPRO20 PRO Ultra Thick Stealth Black (Open Box, Good)

Ultra Thick Sound Deadening 20 Square feet, Five 18" x 32" Sheets (4.5mm Thick)

SDBPRO20 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBPRO20 PRO Ultra Thick Stealth Black (Open Box, Good)

Ultra Thick Sound Deadening 20 Square feet, Five 18" x 32" Sheets (4.5mm Thick)

• Up to 70% thicker than standard material
• Ideal for SPL Competitors
• Maximizes SPL output by reducing panel flex
• Around 60-70% better vibration control
• Easy peel-and-stick installation
• Five 18" x 32" Sheets

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Up to 70% thicker than standard material
• Ideal for SPL Competitors
• Maximizes SPL output by reducing panel flex
• Around 60-70% better vibration control
• Easy peel-and-stick installation
• Five 18" x 32" Sheets

NVX SDRLR1 Sound Dampening Rubber Roller (Like New (Open Box))

Universal, Professional Heavy Duty Roller for Sound Damping (Sound Deadening)

SDRLR1 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDRLR1 Sound Dampening Rubber Roller (Like New (Open Box))

Universal, Professional Heavy Duty Roller for Sound Damping (Sound Deadening)

• Universal Heavy Duty Roller Tool for Installing Sound Damping from NVX, Dynamat, and others
• Thick Plated Steel Frame
• 2" Solid Rubber Roller

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Universal Heavy Duty Roller Tool for Installing Sound Damping from NVX, Dynamat, and others
• Thick Plated Steel Frame
• 2" Solid Rubber Roller

NVX SDBSK2 Premium Stealth Black (Open Box, Good)

Premium Sound Damping (Sound Deadening) Speaker Kit, two 10" x 10" Sheets (91mil THICK)

SDBSK2 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDBSK2 Premium Stealth Black (Open Box, Good)

Premium Sound Damping (Sound Deadening) Speaker Kit, two 10" x 10" Sheets (91mil THICK)

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Annoying Rattles
• Increases SPL (LOUDER)
• Reduces Heat
• Simple To Install
• Peel and Stick Installation
• Two 10" x 10" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Solid Black for Any Stealth Car Audio Installation
• 2.3mm (91mil) thick for better performance
• Quiets Vibrations
• Stops Annoying Rattles
• Increases SPL (LOUDER)
• Reduces Heat
• Simple To Install
• Peel and Stick Installation
• Two 10" x 10" Pieces

NVX SDDK12 - 90mil 2.3mm THICK (Open Box, Great)

4-Door Kit - 12 Square Feet of Sound Damping (Sound Deadening) Material (Four 12" x 36" Pieces)

SDDK12 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDDK12 - 90mil 2.3mm THICK (Open Box, Great)

4-Door Kit - 12 Square Feet of Sound Damping (Sound Deadening) Material (Four 12" x 36" Pieces)

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Four 12" x 36" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Easy To Form Aluminum
• Four Step Peel and Stick Installation
• Four 12" x 36" Pieces

NVX SDSK2 - 90mil 2.3mm THICK (Open Box, Great)

Speaker Kit - 1.38 Square Feet of Sound Damping (Sound Deadening) Material (Two 10" x 10" Pieces)

SDSK2 big DISCONTINUED
Go to item page Right Arrow Icon of Right Arrow

NVX SDSK2 - 90mil 2.3mm THICK (Open Box, Great)

Speaker Kit - 1.38 Square Feet of Sound Damping (Sound Deadening) Material (Two 10" x 10" Pieces)

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Annoying Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Peel and Stick Installation
• Two 10" x 10" Pieces

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Eliminates Road Noise
• 2.3mm (90.55mil) thick for better performance
• Quiets Vibrations
• Stops Annoying Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Peel and Stick Installation
• Two 10" x 10" Pieces

Prev 6 7 8 9 10 Next

Items per page: 20 40 60

    Clear all

    FAQ Frequently asked questions in Discontinued Sound Deadening & Damping

    Sound deadening, also known as sound insulation or soundproofing, refers to the process of reducing or eliminating unwanted noise and vibrations in a vehicle's interior. It involves adding materials, typically in the form of specialized mats or sheets, to the car's metal panels and surfaces to dampen vibrations and reduce road noise, engine noise, and external sounds from entering the cabin. Sound deadening is essential for several reasons. Firstly, it creates a quieter and more enjoyable driving experience by reducing outside noise, making it easier to hear music, conversations, and navigation instructions. Secondly, it improves the audio quality of your car's sound system by minimizing rattling and distortion caused by vibrations. Lastly, sound deadening also enhances the overall comfort and luxury of your vehicle by creating a more serene and peaceful environment.
    If you find that your car's interior is excessively noisy, and road or engine noise seems to overpower your music or conversations, then your vehicle could benefit from sound deadening. Another indication is if you notice rattling or vibrations coming from your car's panels or components when playing music at higher volumes. Older vehicles or those with thinner metal panels tend to have more noise issues, making sound deadening an excellent upgrade. Additionally, if you're planning to install a high-quality aftermarket audio system, sound deadening becomes even more crucial to ensure optimal sound performance without unwanted distortions or interference. Whether you have a brand-new car or an older model, sound deadening can significantly enhance your driving experience by reducing noise and vibrations.
    While installing sound deadening can be a DIY project, it may require some time, effort, and attention to detail. The process involves removing interior panels, cleaning surfaces, cutting and fitting the sound deadening material, and reassembling the car's interior. If you have experience with automotive projects and the right tools, you may feel confident tackling the installation yourself. However, for the best results and to ensure the sound deadening is applied correctly, seeking professional assistance is recommended. Automotive audio specialists have the expertise, experience, and equipment to perform a precise and thorough installation, optimizing the effectiveness of the sound deadening materials. Professional installation also ensures that the material is applied in the right areas, minimizing the risk of damage to your vehicle's interior during the process.
    Sound deadening materials do add some weight to your vehicle, but the overall impact on weight and fuel efficiency is typically minimal. The amount of weight added by sound deadening is generally offset by the benefits it brings in terms of reduced road noise, engine noise, and vibrations. The added weight is also distributed throughout the car's structure, which is unlikely to have a significant impact on fuel efficiency. In fact, sound deadening can improve fuel efficiency in some cases by reducing wind noise and the need to raise the volume on your audio system while driving at higher speeds. The potential increase in weight is a small trade-off for the comfort and improved audio experience that sound deadening provides.
    Yes, sound deadening can significantly improve the audio quality of your car's sound system. By reducing vibrations and eliminating rattling or buzzing noises in your car's panels and surfaces, sound deadening creates a more acoustically controlled environment. This allows your car's speakers to perform optimally without interference from external vibrations. With reduced road and engine noise, you can hear your music, podcasts, and phone calls more clearly and enjoy a more immersive listening experience. Sound deadening also helps to contain and enhance the bass response, providing a tighter and more impactful low-end sound. For audiophiles and car audio enthusiasts, sound deadening is a must-have upgrade to achieve the best possible audio performance from their car's sound system. Whether you have a factory-installed audio system or a high-end aftermarket setup, sound deadening can take your car audio experience to the next level by eliminating unwanted noise and maximizing the clarity and depth of your music.
    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
    Why Shop With Us?
    Save up to 10 different vehicles in your garage
    Vehicle
    Store     Delete

    1978 Volvo 265

    1988 Dodge Caravan

    1995 Chrysler Concorde

    2007 Saab 9-5 Sportcombi

    2013 Ford Fiesta

    2013 Mitsubishi Outlander

    Add vehicle Clear all vehicles
    Where to find vehicle info
    Are you sure you want to clear your garage?
    This action cannot be undone. Confirm

    Cancel

    This category was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue

    Cancel

    Shop your 1978 265
    Why Use a Vehicle Fit Guide?
    Change vehicle | Shop without vehicle
    Whoa! Slow down. Add your details below!
    additional information required
    Add vehicle details to confirm fitment
    Ignore fitment details
    Find stereos and more that work -- fast.
    Remove

    Can't find your vehicle? Click here and we'll help.

    Where to find vehicle info

    Go to Fitment

    Didn't find your car?

    Submit your details and we'll help!
    Please enter the letters as they are shown in the image above. Letters are not case-sensitive.
    Identify your vehicle and submodel details
    • Owner's manual
    • Vehicle's insurance card
    • Vehicle registration
    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
    Car Info Side Door Icon
    Vehicle Registration Icon
    Vehicle Insurance Icon
    Back

    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.

    Back
    Track your order
    Call our experts
    Support Center
    Return & Exchanges
    Follow on Instagram Instagram logo
    Subscribe on YouTube YouTube logo