

Hero image 0 of MB Quart Formula 2 Way Coaxial 90W 4 x 6 Inch Car Speakers with 4 Ohms Impedance, 0 of 2
MB Quart Formula 2 Way Coaxial 90W 4 x 6 Inch Car Speakers with 4 Ohms Impedance
Key item features
- Audio Performance: These 2-way coaxial speakers offer 45-watt RMS and 90-watt peak power handling with a frequency response of 55Hz-20kHz and 88dB sensitivity.
- Speaker Components: Features 1-inch aluminum dome tweeters for clear highs and lightweight thermal-formed polypropylene cones for faster mid-range response.
- Durable Construction: Includes butyl rubber surrounds for durability and enhanced mid-bass impact, along with highly conductive tinsel leads.
- Electrical Specifications: Designed with a 4-ohm impedance, a 6kHz crossover point, and a 12dB crossover slope.
- Internal Engineering: Incorporates a pure copper voice coil and an over-coil cooling system for reliable operation.
- Physical Dimensions: The speakers have a 4 x 6-inch dimension, a 5.5 x 3.46-inch mounting diameter, and a 3-inch mounting depth.
Generated by AI
Specs
- BrandMaxxsonics
- Car speaker size class4" x 6"
- Rms power rating45 W
- Peak audio power handling90 W
- Rec. useCar Audio
- Cutout diameter5.5 in
Current price is USD$28.95
Price when purchased online
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Arrives by Sat, May 30
|Sold and shipped by Audiosavings
4.2925287356321835 stars out of 5, based on 1740 seller reviews(4.3)1740 seller reviews
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Starting from $38.95
About this item
Product details
We're pickin' up good vibrations, so turn up the music and sing like no one can hear you with the MB Quart Formula 90-Watt 4 x 6-Inch Car Speakers. This car audio system delivers a great sound with its aluminum dome tweeters. These 1-inch tweeters produce clear highs while still being able to manage a powerful sound. These car speakers demonstrate the perfect combination of speaker tone, deep bass impact, and clean power. You'll notice a clearer, more natural sound with this MB Quart speaker system. Also, if you're worried about this sound system's durability, you have no need to fear. This car audio system includes butyl rubber surrounds which provide support and security for your speakers. If you want to keep those lovin' good vibrations, then look no further than these MB Quart car speakers.
- Specs:
- 45-watt rms power handling
- 90-watt peak power handling
- Speaker impedance: 4 ohms
- Sensitivity: 88dB
- Frequency response: 55Hz
- 20kHz
- Crossover point: 6kHz
- Crossover slope: 12dB
- Mounting diameter/cut out: 5.5 x 3.46
- Outside diameter: 5.94 x 3.84
- Mounting depth/chassis depth: 3
- Features aluminum dome tweeters that deliver great sound with increased reliability
- 1-inch tweeters produce clear highs while handling plenty of power
- Includes butyl rubber surrounds provide durability and deeper mid-bass impact
- Lightweight thermal-formed polypropylene cones enable faster mid-range response
- Highly conductive tinsel leads
- Pure copper voice coil
- Over-coil cooling system
- Color: Black
- Dimensions [L x W]: 4 x 6 inches
- Manufacturer warranty: 1-year warranty
- Specs:
- 45-watt rms power handling
- 90-watt peak power handling
- Speaker impedance: 4 ohms
- Sensitivity: 88dB
- Frequency response: 55Hz
- 20kHz
- Crossover point: 6kHz
- Crossover slope: 12dB
- Mounting diameter/cut out: 5.5 x 3.46
- Outside diameter: 5.94 x 3.84
- Mounting depth/chassis depth: 3
- Features aluminum dome tweeters that deliver great sound with increased reliability
- 1-inch tweeters produce clear highs while handling plenty of power
- Includes butyl rubber surrounds provide durability and deeper mid-bass impact
- Lightweight thermal-formed polypropylene cones enable faster mid-range response
- Highly conductive tinsel leads
- Pure copper voice coil
- Over-coil cooling system
- Color: Black
- Dimensions (L x W): 4 x 6 inches
- Manufacturer warranty: 1-year warranty
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.
Specifications
Brand
Maxxsonics
Car speaker size class
4" x 6"
Rms power rating
45 W
Peak audio power handling
90 W
Warranty
Warranty information
ONE YEAR
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Warnings
Warning Text
proposition 65 reasons:WARNING: This product can expose you to chemicals, such as Diisononyl phthalate or others listed on the product, which are 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,small_parts
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Customer ratings & reviews
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Showing 1-2 of 2 reviews
Dec 25, 2025
Erin
5 out of 5 stars review
Verified Purchase
Pretty good
Incentivized Review
Helpful?6VJ18EVDJPEX915534991
Feb 2, 2022
Shuan
4 out of 5 stars review
OK speakers for the price
They are obviously not the same MBQuart I bought in the 90s, but they sound pretty good for $30. Look good, and work well.
Helpful?6VJ18EVDJPEX915534991






