Their designs were created by in-house automotive enthusiasts with the goal of creating an easy to install, logical, and highly effective kits. All of this combined provides the end user with an extremely good value. So whether your trying to quiet the interior of a pro-street monster or just want to avoid some excess heat in the summer Ground Up SS396.com has you covered on the Flatline Barrier products you need at the best price around!
“Flatline Barriers. Remember The Name. It’s That Quiet”
Ground Up carries the full line of Flatline Barrier products for a range of applications covering Camaro, Chevelle, El Camino, G-Body, & Nova. Started in 2018 by RPUI, Flatline Barrier is the New Leader In Automotive Thermal Acoustic Insulation! Flatline Barrier offers you the lightest Acoustic Insulation available on the market without sacrificing any of the traditional sound and heat control properties.
Products Coming Soon From Flatline: El Camino – Buick – Malibu – Monte Carlo – Pontiac
New exact fit complete vehicle sound barrier insulation kit for your restoration project. These insulation kits provide the sound and thermal solution you have been looking for!
Your vehicle will remain cooler as the barrier helps prevent the transfer of heat to the interior of the vehicle. Adhesive-backed for easy installation. The All-in-One thermal acoustic barrier kits include; the insulation for the doors, floor, & roof.
Tremendous value, ultra-lightweight, easy to install and premium heat and sound control properties.
The only kit for you.
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