MBQJ-STG6A-1 800 Watt STAGE 6 Jeep® Wrangler (JL) / Gladiator (JT) Tuned Six Speakers System Upgrade for OEM Source Unit

MB Quart Jeep® Wrangler (JL) / Gladiator (JT) Tuned Audio Package: Six Speaker 800 Watt STAGE 6 OEM Audio System Upgrade (Uses OEM Source Unit).

$ 1,699.99

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MB Quart 800 watt six speaker STAGE 6 audio system with two 3.5″ coaxial speaker, two 6.5″ midbass drivers, two 6×9″ coaxial speakers powered by two 400 watt class-d amplifiers – uses OEM source unit.

Weight 31.9 lbs
Dimensions 24.0 × 17.0 × 16.0 in

Vehicle Kit


MB Quart


Jeep Gladiator Tuned, Jeep Wrangler Tuned








1 Year

Compatible Vehicles

Jeep® Gladiator (JT) 2020-Current with OEM radio, Jeep® Wrangler (JL) 2018-Current with OEM radio

Vehicle Kit Total System Power (watts)


Additional Details See Kit Inclusions and Features & Benefits for product components and details.
Proposition 65 Notice ​WARNING: This product can expose you to chemicals including LEAD, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Compatible Vehicle Fitment

Jeep® Wrangler (JL) 2018-Current with OEM radio, Jeep® Gladiator (JT) 2020-Current with OEM radio

Source Unit Features

Uses OEM source unit.

Speaker Features

Tweeter: 0.75" titanium dome (dash speaker) and 1" magnesium (rear speaker) dome, Crossover: 12db midrange / 6db tweeter, Frequency Response: 75Hz to 23kHz, Sensitivity: 89db, 520W Maxx / 260W RMS.

Amplifier Features

400 watt high efficiency Class-D compact NA2 amplifiers with on-board equalization.

Mount / Harness

Vehicle Specific Wiring and Harness. Simple “no mistakes” plug and play OEM style installation. AAMPRO plug and play interface allows use with the OEM Source Unit.

Time and Tools

Basic hand tools.

View/Download (17.2 MB)

MB Quart Jeep Vehicle Kit (MBQJ-STG6A-1/MBQJ-STG6AH-1) Installation Manual (Rev01)

View/Download (21.5 MB)