Expert Service 1-877-289-7664 [Hours]

Presidents' Day Clearance
Power your subwoofers or speakers with the right car amplifier. Browse our wide selection, Free fast shipping available.
MB Quart

MB Quart Car Amplifiers

All MB Quart Car Amplifiers
MB Quart Monoblock Amplifiers
MB Quart Class-D Amplifiers
MB Quart 2-Channel Amplifiers
MB Quart 4-Channel Amplifiers
MB Quart 5-Channel or more Amps
MB Quart Mini Amps

Top 20 in MB Quart Car Amplifiers

800W RMS 4-Channel Onyx Series Class SQ Full-Range Bridgeable Power Amplifier

• 100 Watts RMS x 4 @ 4 ohms
• 200 Watts RMS x 4 @ 2 ohms
• 400 Watts RMS x 2 @ 4 ohm, Bridged
• Total Peak Power: 1600 Watts
• 2-Ohm Stable operation, bridgeable to 4-ohms
• Variable Bass Boost (Bass EQ, Ch 3 & 4 only): 0 - +9 dB at 45Hz
• 16 AWG speaker output connections
• Dimensions: 14.17" L x 9.45" W x 2.23" H

40% Off on 4-Channel RCA Cables w/ purchase!

$89.99

IN STOCK

OA800.4 800W RMS 4-Channel Full-Range Power Amplifier + ZK1-169 6 x 9" Z-Line Series 2-Way Coaxial Car Speakers

• 4 ohms: 100 watts x 4 chan.
• 1" (30mm) ceramic Coated Titanium Dome Tweeter
• Mica-filled PP Cone Mated to UV Butyl Surround
• 12bd/Octave Crossovers
• 4 Ohms Impedance
• Sensitivity: 89dB
• Variable Bass Boost (Bass EQ, Ch 3 & 4 only): 0 - +9 dB at 45Hz
• 16 AWG speaker output connections
• Dimensions: 14.17" L x 9.45" W x 2.23" H

$371.97

IN STOCK

Only 2 Left!

1000W 4-Channel Discus Series Full Range Car Amplifier

• RMS: 125W x 4 @ 4 ohms, 250W x 4 @ 2 ohms, Bridged: 500W x 2 @ 4 ohm
• Variable Low-Pass & High-Pass Filters
• Bass Boost: 0 ~ 12 dB
• Focused mass aluminum heat sinks
• 9.00" W x 15.4" L x 2.20" H

Save 50% on a 4 Gauge Amp Kit with Purchase!

$114.95

IN STOCK

1000W Single Channel Monoblock Reference MYKRO Series Hybrid Class D Car Power Amplifier

• RMS: 400W x 1 @ 4 ohms, 700W x 1 @ 2 ohms, 1000W x 1 @ 1 ohm
• Total RMS Power: 1000W
• Wired Bass Remote Included
• Bass Boost: 0-12 dB
• Preamp RCA Outputs
• Dimensions: 6-1/2"W x 10-1/4"D x 1-15/16"H

Save 25% on a 4 Gauge Amp Kit with Purchase!

$149.99

IN STOCK

320W Ultra-Compact 4 Channel NA Series Full Range Class D Powersports Amplifier

• RMS Power: 80W x 4 @ 4 ohms
• Total Peak Power: 320W
• Full Range Class D Technology
• Dimensions: 3.7" W x 5.5" L x 1.7" H

VIP Guarantee - FREE 2-Day Shipping,
10% Rewards, Extended Warranty and more!

Save 33% off MB Quart Marine Bluetooth Stereo w/ Purchase!

$149.99

IN STOCK

180W RMS 2-Channel Nautical Series Class SQ Marine Amplifier

• 60W x 2 Chan. @ 4 ohms
• 90W x 2 Chan. @ 2 ohms
• 180W x 1 Chan. @ 4 ohms
• 3-Way System Protection
• 2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• 3-Way Protection Circuitry

Get 20% off an NVX Universal Remote Level Control!

$74.99

IN STOCK

1800W Monoblock Discus Series Car Amplifier

• Max: 500W x 1 @ 4 ohms, 900W x 1 @ 2 ohms, 1,800W x 1 @ 1 ohm
• Variable Low-Pass & Subsonic Filters
• Bass Boost: 0 ~ 12 dB
• Focused mass aluminum heat sinks
• 9.00" W x 15.40" L x 2.20" H

$149.99

IN STOCK

2000W 4-Channel Discus Series Full Range Car Amplifier

• RMS: 250W x 4 @ 4 ohms, 500W x 4 @ 2 ohms, Bridged: 1,000W x 2 @ 4 ohm
• Variable Low-Pass & High-Pass Filters
• Bass Boost: 0 ~ 12 dB
• Focused mass aluminum heat sinks
• 9.00" W x 21.7" L x 2.20" H

25% off Amp Kit with purchase!

$188.97

IN STOCK

Only 3 Left!

400W 2 Channel NA Series Full Range Class D Powersports/Marine Amplifier

• RMS Power: 200W x 2 @ 4 ohms
• Total Power: 400W
• Frequency Response: 20-20,000 Hz
• Dimensions: 3.7" W x 5.5" L x 1.7" H

VIP Guarantee - FREE 2-Day Shipping,
10% Rewards, Extended Warranty and more!

Save 33% off MB Quart Marine Bluetooth Stereo w/ Purchase!

$149.99

IN STOCK

3000W Monoblock Discus Series Car Amplifier

• RMS: 750W x 1 @ 4 ohms, 1,500W x 1 @ 2 ohms, 3,000W x 1 @ 1 ohm
• Variable Low-Pass & Subsonic Filters
• Bass Boost: 0 ~ 12 dB
• Focused mass aluminum heat sinks
• 9.00" W x 19.30" L x 2.20" H

$184.99

IN STOCK

1200W Monoblock Discus Series Car Amplifier

• Max: 400 x 1 @ 4 ohms, 600W x 1 @ 2 ohms, 1,200W x 1 @ 1 ohm
• Variable Low-Pass & High-Pass Filters
• Bass Boost: 0 ~ 12 dB
• Focused mass aluminum heat sinks
• 9.00" W x 12.20" L x 2.20" H

25% Off of XKIT42 OFC Amplifier Install Kit with Purchase!

$124.95

IN STOCK

1100W 5-Channel X-Line Series Class A/B Amplifier

• RMS: 75W x 4 @ 4 ohms, 150W x 4 @ 2 ohms, 300W x 2 @ 4 ohms Bridged , Sub Ch: 500W x 1 @ 1ohm
• Fluid-FETS hand selected insulated MOSFETS
• Q-Stasis preamp stage with wide input range
• Elaborate preamplifier with extended control
• Frequency Response: 10 - 45,000 Hz

Add a Set of 6-Channel RCA Cables and Save!

$269.99

IN STOCK

Only 2 Left!

800W 4-Channel X-Line Series Class SQ A/B Amplifier

• RMS: 100W x 4 @ 4 ohms, 200W x 4 @ 2 ohms, Bridged: 400W x 2 @ 4 ohms
• Fluid-FETS hand selected insulated MOSFETS
• Q-Stasis preamp stage with wide input range
• Elaborate preamplifier with extended control
• Frequency Response: 10 - 45,000 Hz

$124.99

IN STOCK

600W 4-Channel X-Line Series Class SQ A/B Amplifier

• RMS: 75W x 4 @ 4 ohms, 150W x 4 @ 2 ohms, Bridged: 300W x 2 @ 4 ohms
• Fluid-FETS hand selected insulated MOSFETS
• Q-Stasis preamp stage with wide input range
• Elaborate preamplifier with extended control
• Frequency Response: 10 - 45,000 Hz

$129.99

IN STOCK

240W 2-Channel X-Line Series Class SQ A/B Amplifier

• RMS: 60W x 2 @ 4 ohms, 120W x 4 @ 2 ohms , Bridged: 240W x 1 @ 4 ohms
• Fluid-FETS hand selected insulated MOSFETS
• Q-Stasis preamp stage with wide input range
• Elaborate preamplifier with extended control
• Frequency Response: 10 - 45,000 Hz

VIP Guarantee - FREE 2-Day Shipping,
10% Rewards, Extended Warranty and more!

$149.99

IN STOCK

320W 4-Channel Z-Line Series Class SQ A/B Amplifier

• RMS: 40W x 4 @ 4 ohms, 80W x 4 @ 2 ohms, Bridged 160W x 2 @ 4 ohms.
• Fluid-FETS hand selected insulated MOSFETS
• Q-Stasis preamp stage with wide input range
• Top mounted controls for simple setup & adjustment
• Frequency Response: 15 - 45,000 Hz

$158.99

IN STOCK

Only 2 Left!

2400W Monoblock Discus Series Car Amplifier

• RMS: 650W x 1 @ 4 ohms, 1,200W x 1 @ 2 ohms, 2,400W x 1 @ 1 ohm
• Variable Low-Pass & Subsonic Filters
• Bass Boost: 0 ~ 12 dB
• Focused mass aluminum heat sinks
• 9.00" W x 17.00" L x 2.20" H

$199.99

IN STOCK

Only 3 Left!

640W 4-Channel Z-Line Series Class SQ A/B Amplifier

• RMS: 80W x 4 @ 4 ohms, 160W x 4 @ 2 ohms, Bridged 320W x 2 @ 4 ohms.
• Fluid-FETS hand selected insulated MOSFETS
• Q-Stasis preamp stage with wide input range
• Top mounted controls for simple setup & adjustment
• Frequency Response: 10 - 45,000 Hz

$231.99

IN STOCK

1200W 2-Channel Discus Series Full Range Car Amplifier

• RMS: 300 x 2 @ 4 ohms, 600W x 2 @ 2 ohms, Bridged: 1,200W x 1 @ 4 ohm
• Variable Low-Pass & High-Pass Filters
• Bass Boost: 0 ~ 12 dB
• Focused mass aluminum heat sinks
• 9.00" W x 19.30" L x 2.20" H

25% Off of XKIT42 OFC Amplifier Install Kit with Purchase!

$149.99

IN STOCK

Only 2 Left!

500W Monoblock X-Line Series Class SQ A/B Amplifier

• RMS: 250W x 1 @ 4 ohms, 500W x 1 @ 2 ohms
• Fluid-FETS hand selected insulated MOSFETS
• Q-Stasis preamp stage with wide input range
• Elaborate preamplifier with extended control
• Frequency Response: 15 - 250 Hz

$124.99

IN STOCK

MB Quart Car Amplifiers Information

Looking for power? Then make sure MB Quart is on your list, because MB Quart car amplifiers are some of the most dependable amplifiers on the market today. Whether you're looking for a subwoofer amplifier capable of pushing tons of power efficiently, or you're in the market for an amp to perfectly power your speakers, MB Quart has a solution for you.

An MB Quart Reference or Onyx amplifier can transform a decent car audio system into a mobile concert hall. MB Quart makes a variety of car amplifiers, from 5-channel to monoblock configurations, allowing you to find the perfect amplifier for your system.

MB Quart Reference amps are available in 4-channel, 2-channel and monoblock configurations to power your entire sound system or just a high powered sub. The sleek Reference amps are designed to look great in your car while blasting up to 2000 watts of powerful sound. Reference amplifiers utilize a heavy duty black onyx aluminum alloy heat-sink to keep the amps running cool during any playlist and prevent unwanted shutdowns.

Remember, an MB Quart 4-channel amp can be used to power two pairs of car speakers or it can be bridged to power one pair of car speakers and a subwoofer. 2-Channel MB Quart amps can be used to power a set of car speakers or bridged to power a subwoofer. Monoblocks are single channel amplifiers designed for massive power output for a single source, most commonly an subwoofer. For the best performance from a MB Quart amplifier, be sure to check out our wide selection of MB Quart car speakers and subwoofers.