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MB Quart MBQJ-STG4A-1

800W Peak Four Speaker Full Audio System Upgrade for

MB Quart
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• System includes two coaxial speakers, two midbass drivers and two full range amplifiers
• Compatible with
• 3.5" Coaxial speakers with Magnesium dome tweeters
• 6.5" Midbass drivers
• 2-channel full range class D amplifier
• Plug and Play design for easy installation

Learn more about the mbqjstg4a1
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List price $1659.99
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$1240.99

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Description


MB Quart brand icon

Authorized dealer

Product Details:

  • System includes two coaxial speakers, two midbass drivers and two full range amplifiers
  • Designed and engineered to match and compliment the factory fit and finish of select 2018-2024 Jeep models
  • Enclosures for speakers integrate with no loss of passenger space
  • Plug and Play design for easy installation (AAMPRO plug-and-play interface included)
  • Estimated Install Time: 2 hours
  • Total Kit Power: 800 watts
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

3.5" Coaxial Speakers with two Midrange Drivers

  • 0.75" magnesium dome tweeters
  • Pop paper cone with Mica blend
  • 6.5" midbass drivers
  • Composite enclosure with integrated OEM module
  • Coaxial Speakers MFR #: JE1-108
  • Midbass Drivers MFR #: JW1-116E
  • Speaker Enclosure MFR #: JE1-116

2-Channel Marine Amplifier

  • IPX5 water-resistant rating
  • Full range Class D topology
  • Low noise preamplifier circuit
  • 1 pair of high-temperature impact resistant RCA inputs
  • PWM MOSFET power supply
  • Simpatico dual voil design
  • Thermal, overload, DC and speaker short protection
  • Power Specifications
    • 4 ohm: 100 watts x 2 channels
    • 2 ohm: 200 watts x 2 channels
  • Total peak power output: 400 watts
  • Frequency Response: 20-20000 Hz
  • Signal to Noise Ratio: >90 dB
  • Variable low-pass filter: 300 Hz
  • Variable subsonic filter: 60 Hz
  • Variable bass boost: 0-12 dB @ 45 Hz
  • MFR #: NA2-400.2RC

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Specifications & Details


Package Specifications
Compatible vehicle types
Car/Truck/SUV/Van
Included Components
Two Pairs of Speakers in Custom-Fit Enclosures
Two Marine/Powersports Amplifiers
Speaker Specs & Details
Speaker specs and details
Two Front Coaxial Speakers with Two Midrange Drivers
Number of Speakers
4
Illumination
None
Speaker Grilles
No
Amplifier Specs & Details
Amplifier specs and details
Two Full Range Amplifiers
Number of Channels
2-Channel
Total Peak Power Output
400 watts
Amplifier Class
D
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

MBQJ-STG4A-1

Weight:

26.00lbs

Internal SKU:

mbqjstg4a1

Internal Product ID:

205728

Customer Ratings & Reviews


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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.