Dynamat Xtreme Car Audio Trunk Kit Sound Deadening Damping 18x32 Sheet — Big Jeff Audio Dealer Platform
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Welcome To The Dealer Platform


  • Optimal Noise Reduction: Drastically cuts down on road noise and vibrations, providing a quieter and more enjoyable driving experience.
  • Comprehensive Coverage: Includes five 18x32" sheets, offering extensive sound deadening for your car trunk, ensuring thorough noise insulation.
  • Enhanced Audio Performance: Improves the clarity and depth of your car audio system by eliminating unwanted vibrations and resonance in the trunk area.
  • Easy Installation: Self-adhesive backing allows for quick and straightforward application, fitting seamlessly into your trunk for immediate results.
  • Durable and Reliable: Constructed from high-quality, heat-resistant materials designed to withstand extreme conditions and deliver long-lasting performance.

Dynamat Xtreme Car Audio Trunk Kit Sound Deadening Damping 18x32" Sheets 5 Pack

This Listing Includes:

  • (5) Dynamat Xtreme 18x32" Adhesive Sheets 20SQ FT


High vehicle noise levels cause driver fatigue and irritation, and will affect the way music sounds out of speakers. When the vehicle is noisy, music and conversations can sound unclear and distorted. Dynamat Xtreme is the highest efficiency sound damping material available and the most effective product for stopping noise and vibration in your automobile.

Dynamat Xtreme is a patented, light-weight, elastomeric, butyl and aluminum constrained-layer vibrational damper. Dynamat Xtreme conforms and fuses easily to sheet metal and other hard substrates. Material performance is optimized for temperature ranges between -10C to +60C (14F to+140F). Material can withstand temperature extremes between -54C to +149C (-65F to +300F) and is highly resistant to aging.


  • Appearance: Black butyl based core with 4 mil aluminum

  • constraining layer, craft paper release liner

  • Thickness: 0.067" (1.7mm)

  • Mass: 0.45lbs./ft.2 (2.20kg/m2)

  • Acoustic Loss Factor @ Temperature

  • (Using ASTM method E756 @ 200 Hz):

  • 0.081 @ +14F (-10C)

  • 0.240 @ +32F (+0C)

  • 0.257 @ +50F (+10C)

  • 0.417 @ +68F (+20C)

  • 0.259 @ +86F (+30C)

  • 0.194 @ +104F (+40C)

  • 0.140 @ +122F (+50C)

  • 0.094 @ +140F (+60C)

  • Temperature Range (Optimal Performance):

  • 14F to +140F (-10C to +60C)

  • Temperature Range (Resistance):

  • -65F to +300F (-54C to +149C)

  • Adhesive Peel Strength: 42.6 lb./in. (74.8 N/cm) on cold steel

  • Chemical Resistance: Resistant to water and mineral oils

Payment Information


We accept PayPal for all ebay orders. You can use your credit through PayPal as all major credit card are accepted by PayPal.

We accept PayPal for all international orders, your address must be verified with PayPal.

We are not responsible for any custom duties or brokerage fees that may apply for all international orders.

When you click on the Buy it Now button you are entering into a
contract whereby you agree to purchasing the item at the price listed.

If you want to ship your item to an alternate address please add
that address on your PayPal account and use the address as the default
or confirmed address to pay us through PayPal

With Free Same Business Day Shipping we work to get you your order Fast. 


All orders over $500 will require a signature for delivery.

All pre-selected shipping rates and methods are for customers with a
valid residential or commercial address within the Contiguous 48 United
States (PO Boxes address may require additional charges).

P.O. Boxes, APO/FPO addresses, Alaska, Hawaii, Puerto Rico, Guam,
U.S. Virgin Islands, Northern Mariana Islands, American Samoa, Canada,
and other countries may require additional shipping fees. Please contact
a member of our team for detailed shipping charges.

Shipping is available only to PayPal verified addresses. When making
payment please confirm your address has been verified with PayPal. Once
payment is made shipping address can not be changed/altered. Payments
made using an unverified PayPal address will be refunded and order will
be canceled.

We will not accept request to change shipping address once payment
has been made. Please confirm your shipping address is up-to-date and

Typical handling time for orders is 1-business day. We do our best
to ship every package with-in 1 business day of receiving a cleared
payment. In some circumstances additional time may be need, in which
case we will contact buyer.

Shipped orders that are returned by the shipping company due to an
insufficient address or an undeliverable address will be refunded less a
20% restocking fee.

If package is refused or marked undeliverable and returned
back to us by the carrier, you will need to pay the shipping cost in
full to have the package sent back to you or we can refund the money
minus the cost of shipping


If you have not received your package, but the tracking information shows that it was delivered,
please do the following within 36 hours of expected, stated delivery:


Verify the shipping address on the order is the address where you are looking for the package

Look for a notice of attempted delivery

Look around the delivery location for the package, or see if a neighbor has accepted the delivery

Be sure to double check your mailbox and other usual spots for package delivery


If you think that your package has been stolen, we will require a police report since this is now theft.
Once we have a police report on file for the stolen package, we will reship your order.