MBQJ-STG6-1 STAGE 6 Jeep® Wrangler (JL) / Gladiator (JT) Tuned Six Speakers Upgrade

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

$ 699.99

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MB Quart six speaker STAGE 6 audio system with two 3.5″ coaxial speaker, two 6.5″ midbass drivers, and two 6×9″ coaxial speakers.

Weight 20.0 lbs
Dimensions 16.75 × 12.75 × 22.5 in

Vehicle Kit


MB Quart


Jeep Gladiator Tuned, Jeep Wrangler Tuned








1 Year

Compatible Vehicles

Jeep® Gladiator (JT) 2020-Current (requires additional amp), Jeep® Wrangler (JL) 2018-Current (requires additional amp)

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 (requires additional amp), Jeep® Gladiator (JT) 2020-Current (requires additional amp)

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.

Mount / Harness

Vehicle Specific Wiring and Harness. Simple “no mistakes” plug and play OEM style installation.

Time and Tools

Basic hand tools.

View/Download (17.0 MB)

MB Quart Jeep Vehicle Kit (MBQJ-STG6-1) Installation Manual (Rev01)

View/Download (21.5 MB)


View/Download (147.1 KB)

MB Quart Jeep Vehicle Kit (JC1-169SB) Technical Service Bulletin