15841 X-MAT Sound Deadening, 34.8 SQ ft., 18 x 31 in.
InfoVehicle Info Needed
EASTWOODPART NUMBER: 334-15841

15841 X-MAT Sound Deadening, 34.8 SQ ft., 18 x 31 in.

$16999
ShippingShips on 09/15/2026
Lowest PriceLowest Price Guarantee

Sound Dampening
X-MAT Sound Deadening
  • 34.8 SQ ft.
  • 18 x 31 in.

    Eastwood 15841 Features:

    Best Heat & Sound Damping Material Eliminate road noise, floor pan vibration and exhaust heat from your vehicle! XMAT creates the ultimate in acoustic and thermal protection for your muscle car, street rod, boat or RV. This multi-layer insulation includes an aluminum facing surface and high-tack butyl rubber membrane that block out unwanted noise and heat. Reduce noise by up to 19 decibels and interior temperatures by up to 30 degrees so you can focus on enjoying your ride. Because of its design, X-MAT can be used as door panel insulation, trunk sound blockers, exhaust sound deadening material and even hood insulation for automotive use. This package includes nine 18-inch by 31-inch mats, giving you nearly 35 square feet of coverage for your car. The sheets can also be cut and formed to be an exact fit for your vehicle. Great Performance & Value In the sound deadening showdown, it's no contest. Lab testing has shown that Eastwood's butyl sound deadener offers equivalent performance to other name-brand products while costing significantly less. While sound deadening material comes standard in modern cars, many restorers also add it to older vehicles so they can enjoy present-day comfort while retaining that classic look. You may also need it as part of body repair or an aftermarket upgrade. Whatever your reason for needing it, X-MAT offers a low-profile heat and sound reduction barrier to block out natural rattles, vibrations and warmth. See our product videos and reviews to learn more!

    Features:

    • All-purpose X-Mat with three layers offering excellent temperature and sound reduction. Butyl rubber membrane absorbs road and driveline noise while high-performance aluminum facing reduces engine and exhaust heat. Easily cut and installed under carpets, inside doors, and around speaker boxes and firewalls so you can enjoy your ride in greater comfort. Conforms effortlessly to complex interior contours of floors, door and side panels. Withstands temperatures up to 350 degrees. Reduces heat as much as 30 degrees and sound by as much as 19dB. Nine 18 in.x31 in. sheets included Covers 34.8 square feet Perfect for keeping your ride cool, quiet and comfortable year-round Weight per sq. ft. is 12.8 oz. Use Eastwood X-MAT Car Heat & Sound Barriers for a comfortable driving experience in your restoration vehicle. These insulation mats have a special three-layer design to prevent external sound and heat from getting inside the cabin. They block extreme cold temperatures in the winter, too. Youll put less strain on the HVAC system while being able to enjoy some tunes or a conversation. X-MAT sound deadening material also absorbs vibrations from the road so things go smoother behind the wheel. . Lab tests show that X-MAT offers comparable performance to name-brand materials that cost significantly more. Watch our demonstration video to see and hear these sheets in action. We know theyll Do the Job Right for you.

      • Mat Size: 18" x 31" x 1/16"
      • Coverage (sq.ft.): 34.8
      • Temp Reduction Up To: 30ºF (23%)
      • dB Reduction Up To: 19 (22%)
      • Best Applications: Under Carpet, Door Panels, Trunk, Stereo Enclosures, Under Dash, Inner Firewall
    • Eastwood Interior Repairs — Restore Your Ride From the Inside Out

      Breathe new life into your vehicle’s cabin with Eastwood Interior Repair products—crafted to help you fix, refinish, and restore everything from dashboards to door panels. Whether you're repairing cracks, re-dyeing vinyl, or patching up worn upholstery, Eastwood offers pro-level solutions designed for DIY ease and long-term durability. Achieve factory-like results with flexible fillers, texture-matching sprays, and interior coatings made to withstand everyday wear. From minor fixes to full restorations, Eastwood helps bring back that like-new interior finish.

    Part TypeSound Dampening Sheet
    Product LineEastwood Interior Repair
    BrandEASTWOOD
    Package Height4.0
    Package Width16.0
    Package Length21.0
    Weight27.0 PG
    Part CategoryAccessories
    Part FitmentUniversal
    Vendor Part Number15841
    Package Qty1
    Package TypeEA
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