Interior and Accessories› Sound Deadening Material

Hushmat

TRUNK CUSTOM INSULATION KIT POLYMER BLACK BACKING SILVER

$282.96

SKU: H018 584004

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

Beginner — under 30 min

Description

The Hushmat 584004 is a custom-fit sound deadening and thermal insulation trunk kit designed to reduce road noise and heat for a quieter, more comfortable ride. Made from a black polymer base with a silver surface finish, this 1.5mm thick material is self-extinguishing and can withstand high temperatures without deformation. It features a proprietary peel-and-stick adhesive for easy installation without special tools.

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 584004

Videos

REVIEW OF AMAZON BASICS SOUND DEADENER - BETTER THAN DYNAMAT AND HUSHMAT???

REVIEW OF AMAZON BASICS SOUND DEADENER - BETTER THAN DYNAMAT AND HUSHMAT???
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
IMPROVE SOUND! Deadening Treatment EXPLAINED - Better Bass and Improved Sound Quality!

IMPROVE SOUND! Deadening Treatment EXPLAINED - Better Bass and Improved Sound Quality!
Make your Chevy Silverado Truck quiet like a Luxury Car (Hushmat Silencer Megabond) | AnthonyJ350

Make your Chevy Silverado Truck quiet like a Luxury Car (Hushmat Silencer Megabond) | AnthonyJ350
Installing Sound Deadener

Installing Sound Deadener
The basics to sound deadening in cars. What should I use to control sound and heat in my car?

The basics to sound deadening in cars. What should I use to control sound and heat in my car?
2017 Subaru Forester- Full Sound Dampening Video

2017 Subaru Forester- Full Sound Dampening Video

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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