DEI Boom Mat Headliner

2018–2026 Jeep Wrangler JL 2-Door

Part #: 50189

Overview

The DEI Boom Mat Headliner is a precision-engineered sound deadening solution designed specifically for the Jeep Wrangler JL 2-Door models from 2018 through 2026. This pre-shaped, peel-and-stick kit enhances the interior environment by significantly reducing unwanted noise and vibrations that are common in Jeep hard tops. Ideal for Jeep enthusiasts who want to improve cabin comfort, the Boom Mat Headliner not only minimizes exterior noise intrusion but also helps insulate against radiant heat, making every ride more enjoyable.

Whether you’re cruising on highways or tackling off-road trails, this headliner kit transforms your Jeep’s interior acoustics, allowing for clearer conversations and a better audio experience without the distraction of excessive noise.

Key Features

Designed with both comfort and performance in mind, the DEI Boom Mat Headliner offers a range of benefits that enhance your Jeep’s interior:

• Reduces interior noise levels by 3 to 4 decibels, significantly improving cabin quietness
• Minimizes vibrations and rattles from the hard top roof
• Provides radiant heat insulation to keep the cabin cooler in hot weather
• Pre-shaped design ensures an exact fit for Jeep Wrangler JL 2-Door hard tops
• Easy peel-and-stick installation with no special tools required
• Open cell polyurethane foam finish with a durable polymer surface treatment
• Enhances overall interior acoustics for clearer conversations and improved audio system performance
• Durable materials designed to withstand the rigors of daily driving and off-road use

Construction & Design

The Boom Mat Headliner is constructed from high-quality open cell polyurethane foam, treated with a polymer surface finish to ensure durability and longevity. This material effectively absorbs sound waves and reduces vibration, while also providing thermal insulation to reduce heat transfer through the roof. The kit is precision-cut and molded to fit the contours of the Jeep Wrangler JL 2-Door hard top, ensuring a seamless and professional appearance once installed.

Its lightweight yet robust construction does not add unnecessary weight to the vehicle, preserving the Jeep’s performance and handling characteristics.

Performance & Sound

Tested to reduce noise levels inside the cabin by 3 to 4 decibels, the DEI Boom Mat Headliner delivers a noticeable improvement in sound quality and interior quietness. This reduction in ambient noise allows occupants to enjoy music, phone calls, and conversations without raising their voices or increasing audio volume. The headliner also helps to dampen vibrations that can cause rattling noises, further enhancing the driving experience.

Installation & Fitment

The DEI Boom Mat Headliner is designed for a straightforward, do-it-yourself installation. The kit comes pre-shaped to match the interior roof contours of the 2018–2026 Jeep Wrangler JL 2-Door hard tops, allowing for a precise fit without trimming or modification. Simply peel the backing and stick the headliner into place on a clean, dry surface. Installation can typically be completed in under an hour, making it an accessible upgrade for Jeep owners looking to improve their vehicle’s interior comfort.

What's Included

• Pre-shaped Boom Mat Sound Deadening Headliner for Jeep Wrangler JL 2-Door hard tops
• Adhesive backing for easy 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 heat, improve audio system performance, and enhance overall cabin comfort. It is especially beneficial for daily drivers, off-road enthusiasts, and anyone who frequently uses their Jeep in noisy or hot environments.

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.