Interior and Accessories› Sound Deadening Material

Hushmat

CARGO CUSTOM INSULATION KIT POLYMER BLACK BACKING SILVER

$341.62

SKU: H018 738604

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The HushMat Sound Dampening Kit (MPN: 738604) is designed to significantly reduce heat and noise in a vehicle's cargo area. This high-performance insulation material features a butyl base with an aluminum backing, offering effective sound deadening and thermal insulation. With a thickness of 1.5 millimeters (approximately 0.06 inches) and weighing less than 0.5 pounds per square foot, it is engineered to minimize vibrations and lower interior noise levels by up to 15 decibels. Its self-adhesive, peel-and-stick design allows for easy installation.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandHushmat
Part NumberH018 738604

Videos

HOW TO PROPERLY INSTALL SOUND DEADENER MATERIAL - HUSHMAT

HOW TO PROPERLY INSTALL SOUND DEADENER MATERIAL - HUSHMAT
Classic Car Restoration Club_HUSHMAT sound deadening insulation install 1280x720

Classic Car Restoration Club_HUSHMAT sound deadening insulation install 1280x720

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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