DEI Boom Mat Headliner

2018–2026 Jeep Wrangler JL 2-Door

Part #: 50188

Overview

The DEI Boom Mat Headliner is a premium sound deadening solution designed specifically for the 2018 through 2026 Jeep Wrangler JL 2-Door models. This pre-shaped, peel-and-stick kit enhances the interior of Jeep hard tops by significantly reducing unwanted exterior noise and vibrations. Ideal for Jeep enthusiasts who want to improve cabin comfort, the Boom Mat Headliner helps create a quieter environment, making conversations easier and audio systems more enjoyable during every ride.

Beyond noise reduction, this headliner also provides thermal insulation, helping to reduce radiant heat from the roof and improve overall interior acoustics. Its simple installation process and durable construction make it a practical upgrade for Wrangler owners seeking a more refined driving experience without compromising the rugged character of their vehicle.

Key Features

Engineered to enhance your Jeep Wrangler JL’s interior comfort, the DEI Boom Mat Headliner offers the following benefits:

• Reduces interior noise levels by 3 to 4 decibels, significantly lowering road and wind noise
• Minimizes vibrations that cause rattles and distractions inside the cabin
• Improves sound quality and clarity for factory and aftermarket audio systems
• Reduces radiant heat from the roof, helping to maintain a cooler interior
• Pre-shaped design ensures a perfect fit for Jeep Wrangler JL 2-Door hard tops
• Peel-and-stick application for quick, hassle-free installation
• Durable open cell polyurethane foam with a polymer surface treatment for long-lasting performance
• Enhances overall cabin acoustics for a more comfortable driving environment

Construction & Design

The Boom Mat Headliner is constructed from high-quality open cell polyurethane foam, treated with a polymer surface finish to provide durability and resistance to wear. This material effectively absorbs sound waves and vibrations, preventing them from entering the cabin. The foam’s open cell structure also contributes to thermal insulation, reducing heat transfer from the roof to the interior. The headliner is precision-cut and pre-shaped to match the contours of the Jeep Wrangler JL 2-Door hard top, ensuring seamless coverage and a professional appearance once installed.

Performance & Sound

Tested to reduce noise levels by 3 to 4 decibels, the DEI Boom Mat Headliner delivers a noticeable improvement in cabin quietness. This reduction in ambient noise allows occupants to enjoy clearer conversations and enhanced audio system performance without raising the volume excessively. By dampening vibrations and blocking external sounds, the headliner creates a more pleasant and immersive driving experience, especially on highways and rough terrain where noise intrusion is typically higher.

Installation & Fitment

Designed exclusively for the 2018–2026 Jeep Wrangler JL 2-Door hard tops, this Boom Mat Headliner kit features a peel-and-stick backing for straightforward installation. No special tools or modifications are required, making it accessible for DIY enthusiasts and professional installers alike. Simply clean the interior surface of the hard top, peel the backing from the headliner, and press it firmly into place. The pre-shaped design ensures proper alignment and coverage, providing a clean, factory-like finish.

What's Included

• Pre-shaped Boom Mat Sound Deadening Headliner for Jeep Wrangler JL 2-Door hard tops
• Adhesive backing for peel-and-stick installation
• Installation instructions

Ideal For

This product is perfect for Jeep Wrangler JL 2-Door owners who want to reduce interior noise and improve thermal comfort without compromising the rugged style of their vehicle. It is especially beneficial for those who frequently drive on highways, off-road trails, or in noisy urban environments and desire a quieter, more enjoyable cabin atmosphere. Additionally, it suits audio enthusiasts looking to enhance sound quality and clarity inside their Jeep.

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.