DEI Sound Deadening Boom Mat Complete Headliner Kit

Jeep Gladiator 20-25 3.6L/3.0L EcoDiesel

50184

Overview:

The DEI Sound Deadening Boom Mat Complete Headliner Kit is specifically engineered for Jeep Gladiator models from 2018 through 2026. This 7-piece kit offers a straightforward peel-and-stick solution to significantly reduce interior noise and vibrations, enhancing the driving experience for Jeep enthusiasts. Designed to fit most Jeep Gladiator hard tops, it not only improves cabin acoustics but also provides insulation against exterior weather conditions and radiant heat from the roof.

Ideal for Jeep owners who want to enjoy clearer conversations and better audio quality inside their vehicle, this headliner kit transforms the cabin environment by minimizing distracting noise without compromising the rugged style of the Gladiator’s interior.

Key Features:

Engineered to deliver effective sound deadening and thermal insulation, this kit offers multiple benefits that enhance comfort and audio performance inside your Jeep Gladiator:

• Reduces interior noise levels by 3 to 4 decibels for a quieter cabin
• Minimizes radiant heat transfer from the roof, improving climate control efficiency
• Pre-shaped, easy peel-and-stick installation for a precise fit
• Includes side window panels for comprehensive noise reduction
• Open cell polyurethane foam with a polymer surface treatment for durability and sound absorption
• Complements the interior style with a clean gray finish
• Improves overall acoustics to enhance enjoyment of music and conversations
• Compatible with a wide range of Jeep Gladiator trims including Rubicon, Mojave, Overland, Sport, Willys, and special editions

Construction & Design:

The headliner kit features high-quality open cell polyurethane foam treated with a polymer surface finish, designed to absorb sound waves and reduce vibrations effectively. This material also acts as a thermal barrier, reducing heat transfer from the roof to the interior cabin. The kit’s components are pre-cut and shaped to fit the contours of Jeep Gladiator hard tops, ensuring a seamless and professional appearance once installed.

Durability and ease of installation were key considerations in the design, making this kit a long-lasting upgrade that maintains the rugged aesthetic of your Jeep while enhancing comfort.

Performance & Sound

Tested to reduce noise levels inside the cabin by 3 to 4 decibels, the DEI Boom Mat Sound Deadening Headliner Kit delivers a noticeable improvement in sound quality. This reduction in ambient noise allows occupants to enjoy clearer conversations and a richer audio experience from the vehicle’s sound system. Additionally, the kit helps to reduce vibrations and rattles, contributing to a more refined and comfortable ride.

Installation & Fitment:

The kit is designed for easy installation with a peel-and-stick adhesive backing, allowing for a straightforward DIY upgrade without the need for specialized tools or modifications. Each piece is pre-shaped to fit the interior contours of Jeep Gladiator hard tops, including side window panels for comprehensive coverage. This ensures a snug fit and professional finish, compatible with Gladiator models from 2018 through 2026 across multiple trims and special editions.

What's Included:

• 7 pre-shaped sound deadening headliner pieces
• Side window panels for additional noise reduction
• Adhesive backing for easy peel-and-stick installation
• Gray finish panels designed to complement Jeep interior styling

Ideal For:

This sound deadening headliner kit is perfect for Jeep Gladiator owners who frequently drive in noisy environments or want to improve the interior comfort and audio quality of their vehicle. It is especially beneficial for those who use their Gladiator for daily commuting, off-road adventures, or long road trips where reducing cabin noise and heat can greatly enhance the driving experience.

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.