Interior and Accessories› Sound Deadening Material

Hushmat

COMPLETE FIREWALL INSULATION KIT POLYMER BLACK BACKING SILVER

$357.40

SKU: H018 584302

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

Easy — 1–2 hours

Description

HushMat firewall kits are created to reduce thermal transfer into your interior that comes from the engine, headers, exhaust, and catalytic converter. HushMat's proprietary visco-elastic chemistry dissipates heat, insulating your interior, causing less load on your air conditioning system to make your vehicle significantly cooler and more comfortable.

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 584302

Videos

How to Install HushMat Sound Deadening and Heat Insulation in a Firewall Video

How to Install HushMat Sound Deadening and Heat Insulation in a Firewall Video
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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