Best Mb Quart Audio Crossovers In June 2025

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Check out our product review of the Best Mb Quart Audio Crossovers. We tried 10 models and can tell you the absolute best varieties.

To help you in your search, we have completed this list of the Best Mb Quart Audio Crossovers.

Top Rated Best Mb Quart Audio Crossovers Of 2025

Rank	Product Name	Score
1	MB Quart XT1-20 0.75" 15W RMS X-Line Titanium Dome Tweeter with 12dB in-Line Buy Now	9.7 Buy Now
2	(4) MB QUART FKB113 5.25" 180 Watt Car Audio Coaxial Speakers Buy Now	9.5 Buy Now
3	MB Quart DK1-116 Discus 2-Way Car Coaxial Speaker System with 0.75-Inch Aluminum Dome Buy Now	9.1 Buy Now
4	(4) MB QUART FKB116S 6.5" 240 Watt Slim Shallow Mount Car Audio Speakers Buy Now	8.8 Buy Now
5	MB Quart RK1-168 Reference Car Speakers (Black, Pair) – 5x7-6x8 Inch Coaxial Speaker Buy Now	8.6 Buy Now
6	MB Quart XFA14004 Black Formula Series 400-Watt 4-Channel Class AB Amp Buy Now	8.3 Buy Now
7	MB Quart NA360.4 Nautic Marine Audio Amplifier (Silver) – Full Range 4 Channel Buy Now	8.1 Buy Now
8	(4) MB Quart NK1-116W 6.5" 240 Watt Nautic Marine Coaxial Boat Speakers Buy Now	7.8 Buy Now
9	MB Quart NA540.6 Nautic Amplifier, 6-Channel 540-Watt Buy Now	7.5 Buy Now
10	MB Quart RS1-216 Reference 2-Way Component Speaker System (Black, Pair) – 6.5 Inch Buy Now	7.2 Buy Now

1. MB Quart XT1-20 0.75" 15W RMS X-Line Titanium Dome Tweeter with 12dB in-Line

• 4 ohms impedance
• Surface & flush mountable
• 3/4" x-line car tweeters
• 30 watts peak 15 watts rms
• Treated silk surround for smooth high frequencies

2. (4) MB QUART FKB113 5.25" 180 Watt Car Audio Coaxial Speakers

• (4) mb quart fkb113 5.25" 180 watt car audio coaxial speakers. rms power handling: 45 watts (per speaker) / 90 watts (per pair). peak power handling: 90 watts (per speaker) / 180 watts (per pair). speaker impedance: 4 ohms. frequency response: 60 hz - 20 khz. sensitivity: 88 db. crossover point: 4 khz. crossover slope: 12 db. tweeter dome material: aluminum dome tweeter...
• Speaker surround: butyl rubber surrounds provide durability and deeper mid-bass impact. voice coil: pure copper voice coil creates a strong magnetic field with a very thin extrusion. voice coil former: kapton voice coil former is lightweight and efficiently dissipates heat. spider: natural fiber allows flexibility while the infused epoxy gives strength during the manufa...
• Surround/cone coupling: the cone/surround connection utilizes a high temp adhesive which assure the cone and surround do not separate in high power uses or extremes of weather. gasket: a textured abs gasket assures a rigid linear seal to the mounting surface. tinsel leads: highly conductive while remaining flexible during high power applications. cooling system: over-co...
• Internal crossover: 6 db internal crossover integrated into the design to assure smooth midrange to tweeter frequency transitions. frame: heavy gauge progressive-die stamped steel frames for ultimate rigidity. motor: ferrite magnet motor creates a strong magnetic field while remaining small enough to fit nearly every application.
• Connectors: use spade connectors or solder direct for the best connection. tweeters: 1 inch tweeters produce clear highs while handling plenty of power without sound harsh. mounting diameter/cut out: 4.48" inches. outside diameter: 6.26". mounting depth/chassis depth: 2.0" inches.

3. MB Quart DK1-116 Discus 2-Way Car Coaxial Speaker System with 0.75-Inch Aluminum Dome

• Aluminum dome tweeters
• Stamp-cast deep drawn steel baskets
• 12db/octave crossover networks
• Euro-din chassis for simple installation

4. (4) MB QUART FKB116S 6.5" 240 Watt Slim Shallow Mount Car Audio Speakers

• Speaker surround: butyl rubber surrounds provide durability and deeper mid-bass impact. voice coil: pure copper voice coil creates a strong magnetic field with a very thin extrusion. voice coil former: kapton voice coil former is lightweight and efficiently dissipates heat. spider: natural fiber allows flexibility while the infused epoxy gives strength during the manufa...
• Connectors: use spade connectors or solder direct for the best connection. tweeters: 1 inch tweeters produce clear highs while handling plenty of power without sound harsh. mounting diameter/cut out: 5.59" inches. outside diameter: 7.01". mounting depth/chassis depth: 2.13" inches.
• Cooling system: over-coil cooling system allows air exchange over the voice coil through the spider. internal crossover: 6 db internal crossover integrated into the design to assure smooth midrange to tweeter frequency transitions. frame: heavy gauge progressive-die stamped steel frames for ultimate rigidity. motor: ferrite magnet motor creates a strong magnetic field w...
• Cone material: lightweight thermal-formed polypropylene cones enable faster midrange response. surround/cone coupling: the cone/surround connection utilizes a high temp adhesive which assure the cone and surround do not separate in high power uses or extremes of weather. gasket: a textured abs gasket assures a rigid linear seal to the mounting surface. tinsel leads: hig...
• Pair mb quart fkb116s 6.5" 240 watt slim mount 2-way car speakers. rms power handling: 60 watts (per speaker) / 120 watts (per pair). peak power handling: 120 watts (per speaker) / 240 watts (per pair). speaker impedance: 4 ohms. frequency response: 40 hz - 22 khz. sensitivity: 88 db. crossover point: 4 khz. crossover slope: 12 db. tweeter dome material: aluminum dome t...

5. MB Quart RK1-168 Reference Car Speakers (Black, Pair) – 5x7-6x8 Inch Coaxial Speaker

• Designed to fit mb quart engineers work closely with vehicle designers to assure a perfect fit of every speaker, whether upgrading your sound system or doing a full custom install.
• Superb sound quality - reference coax (2-way) designs feature a built-in audiophile crossover, guiding the frequencies from the amplifier to each driver (speaker), designed with tight tolerance components for the highest sound quality.
• Titanium dome tweeters - the 0.75 inch dome tweeters utilize widesphere technology for exceptional musical reproduction of high frequencies, creating a larger sound stage and bringing the concert in your car to life.
• Power handling - the rms power handling of these speakers operate at 50 watts (each) and 100 watts (system), and peak power handling at 100 watts (each) and 200 watt (system). with speaker impedance of 4 ohms, these speakers bring your car to life.
• Superior bass - the lightweight curvilinear design adds strength and superior bass frequency reproduction, allowing mid-range and bass frequencies to remain very musical without distortion caused by cone flexing.

6. MB Quart XFA14004 Black Formula Series 400-Watt 4-Channel Class AB Amp

• Variable high-pass crossover with 12 db per octave: ch1 and ch2: switched, full/hpf/lpf, 50 hz to 500 hz
• The mb quart fa1-400. 4 formula series 400 watt 4 channel class ab amp features innovative sound quality and power technology. the fa1-400. 4 is a 400 watt bridgeable car audio amplifier. formula amps feature dc sensing to allow any amplifier to be easily integrated into an oem system by simply adapting a rca cable from the source unit.
• 100 watts x 4 at 4 ohms
• 50 watts x 4 at 2 ohm
• Fit type: universal fit
• Bridgeable

7. MB Quart NA360.4 Nautic Marine Audio Amplifier (Silver) – Full Range 4 Channel

• Marine grade performance - battle tested to withstand moisture and corrosion from salt and fresh water spray. maintain high quality sound and full power to your speakers through any weather.
• Class a/b channel options - with the freedom to choose, you can select which channel fits your system best and reduce heat in channel b or leave it in a for a long-lasting high-quality experience.
• Built for powerful sound - ideal for the outdoors. the perfect addition to your boat, wave runner, or river float audio system this proven waterproof, dustproof, snow proof and shockproof amp will always perform at its best.
• Tone control - listen how you want, with your own built-in equalization with variable frequency adjustment you can tune your amp to fit your vehicle perfectly. feel the power of the amp to its fullest.
• Smooth and powerful sound - the built-in fluid-fets technology efficiently produces power & mimics the high sound quality of the highest-end home amps. giving you the most powerful audio, no matter where you are.

8. (4) MB Quart NK1-116W 6.5" 240 Watt Nautic Marine Coaxial Boat Speakers

• High temperature voice coil and former: voice coil is high temperature copper, wound on a kapton former which allows the voice coil to handle more power while remaining light in weight, high energy y30 motor assembly: high energy strontium ferrite magnet for higher output with minimal amplifier power, marine certified crossover: conformal coated, butterworth 12db per oc...
• Pair mb quart nk1-116w 6.5" 240 watt marine 2-way coaxial boat speakers - white, rms power handling: 60 watts, peak power handling: 120 watts, minimum impedance: 4 ohms, frequency response (+/- 3db): 70hz - 20khz, frequency response (+/- 10db): 30hz - 22khz, sensitivity: 91 db, mounting diameter: 5.59" inches, outside diameter: 6.8" inches, mounting depth: 3.05" inches,...
• Water resistant spider: woven red aramid fiber composite spider to stabilize the cone and voice coil in all musical situations. armid fibers do not degrade over time and are not susceptible to temperature swings, 6.5" composite poly midrange: uva protected, water resistant composite polypropylene cone with temperature stable butyl rubber surround mounted on a lightweigh...
• Package includes: (2) pair mb quart nk1-116w 6.5" 240 watt nautic marine coaxial boat speakers - white
• Marine certified: ip67 rating. longer life against harsh conditions. protected against sun fade with uva paint coating. conformal coated crossover components protect against fresh and salt water spray as well as dust and sand, 1" pure titanium dome tweeter: very smooth musical response, high output with minimal required amplifier power

9. MB Quart NA540.6 Nautic Amplifier, 6-Channel 540-Watt

• Marine grade performance - battle tested to withstand moisture and corrosion from salt and fresh water spray. maintain high quality sound and full power to your speakers through any weather.
• Built for powerful sound - ideal for the outdoors. the perfect addition to your boat, atv or rv this proven waterproof, dustproof, snow proof & shockproof amp will always perform at its best.
• Tone control - listen how you want, with your own built-in equalization with variable frequency adjustment you can tune your amp to fit your vehicle perfectly. feel the power of the amp to its fullest.
• Class a/b channel options - with the freedom to choose, you can select which channel fits your system best and reduce heat in channel b or leave it in a for a long-lasting high-quality experience.
• Smooth and powerful sound - the built-in fluid-fets technology efficiently produces power & mimics the high sound quality of the highest-end home amps. giving you the most powerful audio, no matter where you are.

10. MB Quart RS1-216 Reference 2-Way Component Speaker System (Black, Pair) – 6.5 Inch

• Titanium dome tweeters - the 0.75 inch dome tweeters utilize widesphere technology for exceptional musical reproduction of high frequencies, creating a larger sound stage and bringing the concert in your car to life.
• Power handling - the rms power handling of these car speakers operate at 55 watts (each) and 110 watts (system), peak power handling at 110 watts (each) and 220 watt (system). with speaker impedance of 4 ohms, these speakers bring your car to life.
• Superior bass - the lightweight curvilinear design adds strength and superior bass frequency reproduction, allowing mid-range and bass frequencies to remain very musical without distortion caused by cone flexing.
• Designed to fit mb quart engineers work closely with vehicle designers to assure a perfect fit of every speaker, whether upgrading your sound system or doing a full custom install.
• External component crossover - reference component (2-way) designs feature an external audiophile crossover network which guides frequencies from the amplifier to each speaker, designed with tight tolerance components for the highest sound quality.