MB Quart MBQJ-48HRGB Jeep® Wrangler (JL) / Gladiator (JT) Rear Overhead Soundbar with Compression Horn Speakers & RGB Lighting
Take your Jeep’s audio performance to the next level with the MB Quart MBQJ-48HRGB Rear Overhead Soundbar.
Designed specifically for Jeep® Wrangler (JL) 2018–2023 and
Jeep® Gladiator (JT) 2020–2023, this premium system directly replaces the OEM rear soundbar
and features four high-output 8-inch compression horn speakers with integrated RGB LED lighting.
MOPAR Part #: 68727433AA
System Overview
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Type: Vehicle Kit
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Brand: MB Quart
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Series: Jeep Gladiator Tuned / Jeep Wrangler Tuned
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Category: Mobile
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Condition: New
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Color: Black
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Warranty: 1 Year
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Compatible Vehicles: Jeep® Wrangler (JL) 2018–2023, Jeep® Gladiator (JT) 2020–2023
What’s Included
Rear Speaker System
- Four 8-inch Compression Horn Speakers
- 1" Pure Titanium Dome Tweeters
- Durable polypropylene cones with temperature-stable butyl rubber surrounds
- Lightweight composite frame design for maximum airspace
- Y30 iron ferrite magnets
Speaker Enclosure
- Heavy-duty composite construction
- Integrated MB Quart logo badge
- Translucent speaker grilles for vivid RGB LED illumination
- Drop-in OEM replacement utilizing the roof area around the B-pillar
Harnessing
- Direct plug-and-play compatibility with MBQJ-STG4A-1 or MBQJ-STG4AH-1 Stage 4 Kits
Speaker Performance Specifications
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Tweeter: 1" Pure Titanium Dome
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Crossover: 12dB High-Pass
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Frequency Response: 20Hz – 24kHz
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Sensitivity: 92dB
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Power Handling: 180W Peak / 90W RMS (Per Speaker)
Key Features & Benefits
High-Output Compression Horn Design
Engineered for maximum projection and clarity, compression horn speakers deliver
aggressive midrange and high-frequency performance — ideal for open-air driving
with the top off.
Direct OEM Replacement
Designed to replace the factory rear soundbar with a clean, factory-style appearance
while dramatically upgrading sound output and presence.
Integrated RGB LED Lighting
Built-in RGB lighting shines evenly through translucent grilles, allowing you to
customize your Jeep’s interior atmosphere.
Seamless Integration
Plug-and-play compatibility with MB Quart Stage 4 systems ensures straightforward
installation and reliable performance.
Installation
Designed as a drop-in upgrade utilizing factory mounting locations. Basic hand tools are required.
Additional Information
Proposition 65 Notice: WARNING: Cancer and Reproductive Harm –
www.P65Warnings.ca.gov
The MB Quart MBQJ-48HRGB Rear Overhead Soundbar combines bold compression horn output,
premium construction, OEM fitment, and customizable RGB lighting — the ultimate rear
audio upgrade for your Jeep® Wrangler JL or Gladiator JT.
