DEI Sound Deadening Boom Mat Headliner

Jeep Wrangler 11-18 3.8L/3.6L/2.0L

Part #: 50139

Overview

The DEI Sound Deadening Boom Mat Headliner is a precision-engineered interior upgrade designed specifically for Jeep Wrangler models from 2007 to 2018. This 4-piece pre-shaped kit dramatically reduces interior noise levels, creating a quieter and more comfortable cabin environment. Ideal for Jeep owners seeking to enhance their driving experience, the Boom Mat Headliner improves sound quality for clearer conversations and richer audio playback while also providing thermal insulation against extreme temperatures.

Whether you use your Wrangler for daily driving, off-road adventures, or weekend cruising, this sound deadening solution helps minimize distracting road and wind noise, allowing you to enjoy your vehicle’s interior ambiance to the fullest.

Key Features

Engineered to deliver effective noise reduction and thermal insulation, the DEI Boom Mat Headliner offers the following benefits:

• Pre-shaped 4-piece kit designed to fit most Jeep Wrangler hard tops from 2007 to 2018
• Peel-and-stick installation for a secure, hassle-free application
• Reduces interior noise by 3 to 4 decibels, significantly enhancing cabin acoustics
• Open cell polyurethane foam core absorbs sound waves to minimize road and wind noise
• Polymer surface treatment provides durability and resistance to wear
• Thermal insulation properties reduce radiant heat transfer from the roof, improving cabin comfort
• Lightweight design that does not add unnecessary bulk or weight to the vehicle
• Improves overall audio system performance by reducing sound distortion inside the cabin

Construction & Design

The DEI Boom Mat Headliner is constructed with high-quality open cell polyurethane foam, known for its excellent sound absorption and thermal insulation characteristics. This foam core is combined with a polymer surface treatment that enhances durability and ensures the material withstands the rigors of automotive environments. The kit is precisely pre-shaped to conform to the contours of Jeep Wrangler hard tops, ensuring a seamless fit without the need for trimming or modification.

The peel-and-stick adhesive backing simplifies installation, allowing the mat to securely bond to the interior roof surface. This thoughtful design balances effective sound deadening with ease of use, making it accessible for both professional installers and DIY enthusiasts.

Performance & Sound

By reducing interior noise levels by 3 to 4 decibels, the DEI Boom Mat Headliner significantly improves the acoustic environment inside your Jeep Wrangler. This reduction in ambient noise enhances the clarity of conversations and allows your audio system to perform at its best without competing against excessive road or wind noise. Additionally, the thermal insulation properties help maintain a more consistent cabin temperature by minimizing heat transfer through the roof, contributing to overall driving comfort.

Installation & Fitment

The DEI Boom Mat Headliner is designed for a straightforward peel-and-stick installation process. The kit includes four pre-cut pieces that align with the interior roof contours of Jeep Wrangler hard tops from model years 2007 through 2018. No special tools or modifications are required, making it an ideal upgrade for Jeep owners looking to enhance their vehicle’s interior acoustics and comfort quickly and efficiently.

For best results, ensure the interior roof surface is clean and dry before applying the adhesive-backed mats. Proper surface preparation will maximize adhesion and long-term durability.

What's Included

• Four pre-shaped sound deadening mats designed for Jeep Wrangler hard tops (2007–2018)
• Peel-and-stick adhesive backing on each piece for easy installation
• Installation instructions

Ideal For

This sound deadening headliner kit is perfect for Jeep Wrangler owners who want to:

• Reduce interior noise for a quieter ride
• Improve audio system clarity and performance
• Enhance cabin comfort by insulating against heat and cold
• Upgrade their vehicle’s interior without complex installation
• Enjoy off-road and daily driving with less distraction from road and wind noise

Design Engineering, Inc. (DEI) specializes in heat and sound management products for performance vehicles, including exhaust/header wraps, sleeves, reflective heat barriers, and shields. Controlling heat under the hood and near sensitive components is a key reliability upgrade for turbo builds, track cars, and tight engine bays—making DEI a staple brand in motorsports thermal protection.