Interior and Accessories› Sound Deadening Material

Hushmat

6467 CHEVROLET CHEVELLE FLOOR PAN CUSTOM INSULATION KIT

$416.93

SKU: H018 622641

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Hushmat 622641 is a sound deadening and thermal insulation kit designed for the floor pan of 1964-1967 Chevrolet Chevelle models. It reduces noise, vibration, and heat transfer from the engine, exhaust, and road, improving interior comfort.

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 622641

Videos

HushMat kills the noise & beats the heat in this 1967 Chevelle!

HushMat kills the noise & beats the heat in this 1967 Chevelle!
Classic Car Restoration Club_HUSHMAT sound deadening insulation install 1280x720

Classic Car Restoration Club_HUSHMAT sound deadening insulation install 1280x720
How to Install HushMat Sound Deadening and Heat Insulation in a Floor Pan Video

How to Install HushMat Sound Deadening and Heat Insulation in a Floor Pan 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.

View Full Return Policy