Car Heat Sound Deadening 6.5-Sq. Ft. Insulation Mat at $11 at Amazon

May have ended

$11.00

Price and availability as reported by DealNews on Oct 12, 9:25 AM ET. Not checked on the retailer page; confirm the final total at checkout.

DealNews reports Amazon is offering a 6.5-square-foot Car Heat Sound Deadening Insulation Mat for $11. Measuring 40 by 24 inches with a 197-mil nominal thickness, the self-adhesive closed-cell foam roll is rated for automotive panels such as doors, firewalls, and hoods. Free shipping is available for Amazon Prime members, while non-Prime shipping costs remain unspecified. Total vehicle dampening will require multiple mats, and specific manufacturer warranty terms are not provided.

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Published on Savlume: Oct 12, 2026, 9:45 AM ET · Content updated: Oct 12, 2026, 9:46 AM ET · Source published: Oct 12, 2026, 9:25 AM ET

Why this deal may be worth it

From the source report

This mat is worth considering if you need insulation for a vehicle area such as a hood, firewall, trunk, or door panel. The source reports a 6.5-sq.-ft. self-adhesive, waterproof foam sheet for $11, with free shipping for Prime members.

Best suited for
Buyers seeking self-adhesive insulation for vehicle hoods, firewalls, trunks, or door panels.

What stands out

The sheet covers 6.5 sq. ft., which may suit a defined vehicle area or a small installation.
Its self-adhesive construction is designed to attach without a separately described fastening method.
The source says the waterproof, closed-cell foam is rated for temperatures from -40°F to 300°F, relevant to vehicle installation areas.

About the price

The source reports a price of $11 but provides no reference price or comparable price observations, so value against other prices cannot be established. Free shipping is reported for Prime members; the source does not establish shipping terms for nonmembers.

Before you buy

The source-reported free shipping requires Prime membership.
The 98% radiant-heat-blocking figure and temperature range are product claims reported by the source, not independently verified here.
The source does not specify warranty or return terms.

Product facts & conditions

Shipping: Free shipping with Prime, as reported by the source

Written by AI from the source report, not a hands-on test. Read source ↗

What to know before buying

What price is reported?: $11.00 at checkout before tax, as stated by the source. Shipping and eligibility can change the final total.
Is this offer verified?: The price and stock come from the source report; we have not checked them on the retailer page. Confirm at the retailer before you order.
Which conditions matter?: Seller: Amazon. Prime is required for the source-reported free shipping. Free shipping with Prime, as reported by the source
When does the offer end?: No deadline was stated. The price or availability may change at any time.
Are rewards included in the price?: Cashback, gift cards and points, if offered, are separate from the checkout price.