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Hifonics COLOSSUS-PRO 5K (OPEN BOX COMPLETE)

Mount Olympus 2500W RMS Dual Monoblock Class AB Amplifier

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Mount Olympus 2500W RMS Dual Monoblock Class AB Amplifier

• RMS Power: 1200W x 1 @ 4 ohm, 1900W x 1 @ 2 ohm, 2500W x 1 @ 1 ohm
• Total Peak Power: 5000W
• Dimensions: 8.97" W x 38.64" L x 2.76" H

• RMS Power: 1200W x 1 @ 4 ohm, 1900W x 1 @ 2 ohm, 2500W x 1 @ 1 ohm
• Total Peak Power: 5000W
• Dimensions: 8.97" W x 38.64" L x 2.76" H

MTX XTHUNDER1200.1 Open Box Complete

1200W RMS XThunder Series 1 Ohm Stable Mononlock Class D Amplifier

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1200W RMS XThunder Series 1 Ohm Stable Mononlock Class D Amplifier

  • Item Condition: Open Box Complete
  • • RMS Power: 400W x 1 @ 4 ohm, 750W x 1 @ 2 ohm, 1200W x 1 @ 1 ohm
    • Total Peak Power: 2400W
    • Variable Low Pass Filter
    • Dimensions: 8.9" W x 14.2" L x 2.03" H

  • Item Condition: Open Box Complete
  • • RMS Power: 400W x 1 @ 4 ohm, 750W x 1 @ 2 ohm, 1200W x 1 @ 1 ohm
    • Total Peak Power: 2400W
    • Variable Low Pass Filter
    • Dimensions: 8.9" W x 14.2" L x 2.03" H

    Kenwood eXcelon XR1000-1

    2000W Max (1000W RMS) Reference Fit Series 2-ohm Stable Monoblock Class-D Amplifier

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    2000W Max (1000W RMS) Reference Fit Series 2-ohm Stable Monoblock Class-D Amplifier

    • 500 Watts RMS x 1 @ 4 ohm
    • 1000 Watts RMS x 1 @ 2 ohm
    • Total Peak Power: 2000 Watts
    • CEA-2006 Compliant/Preamp Outputs/LPF
    • 0 to 18dB Bass Boost
    • Heavy duty aluminum alloy heat-sink
    • 12-5/8" W x 6-5/8" L x 2" H

    • 500 Watts RMS x 1 @ 4 ohm
    • 1000 Watts RMS x 1 @ 2 ohm
    • Total Peak Power: 2000 Watts
    • CEA-2006 Compliant/Preamp Outputs/LPF
    • 0 to 18dB Bass Boost
    • Heavy duty aluminum alloy heat-sink
    • 12-5/8" W x 6-5/8" L x 2" H

    American Bass PH4000MD OPEN BOX COMPLETE

    4000W Class D Amplifier Phantom Series Car Amplifier

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    4000W Class D Amplifier Phantom Series Car Amplifier

    • Micro Technology Amplifier
    • 1 Ohm Stable Class D Mono Block Amplifier
    • RMS at 1 Ohm: 2000 Watts
    • MAX at 1 Ohm: 4000 Watts
    • Frequency Response: 10Hz ~ 220Hz
    • Variable Subsonic
    • Variable Low Pass Filter: 40Hz ~ 220Hz

    • Micro Technology Amplifier
    • 1 Ohm Stable Class D Mono Block Amplifier
    • RMS at 1 Ohm: 2000 Watts
    • MAX at 1 Ohm: 4000 Watts
    • Frequency Response: 10Hz ~ 220Hz
    • Variable Subsonic
    • Variable Low Pass Filter: 40Hz ~ 220Hz

    Power Acoustik BAMF-5500/1D (BAMF55001/D)-OPEN BOX

    5500W Max Class D Monoblock BAMF Series Amplifier

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    5500W Max Class D Monoblock BAMF Series Amplifier

    • RMS: 1700W x 1 @ 4 ohm, 2300W x 1 @ 2 ohm, 3200W x 1 chan @ 1 ohm
    • Total Peak Power: 5500W
    • Class D Circuitry
    • Bass Boost: 0-18 dB
    • 1 Pair of Preamp Outputs
    • Dimensions: 16-7/8"L x 8-1/4"W x 2-1/8"H

    • RMS: 1700W x 1 @ 4 ohm, 2300W x 1 @ 2 ohm, 3200W x 1 chan @ 1 ohm
    • Total Peak Power: 5500W
    • Class D Circuitry
    • Bass Boost: 0-18 dB
    • 1 Pair of Preamp Outputs
    • Dimensions: 16-7/8"L x 8-1/4"W x 2-1/8"H

    NVX JAD800.4

    True 1600 Watt Peak 800W RMS, Full Range Class D 4-Channel Amplifier (JAD-800.4)

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    True 1600 Watt Peak 800W RMS, Full Range Class D 4-Channel Amplifier (JAD-800.4)

    • 4 ohm: 125 watts x 4-Chan. RMS
    • 2 ohm: 200 watts x 4-Chan. RMS
    • Bridged, 4 ohm: 400 x 2 chan. RMS
    • Pulse Width Modulated MOSFET Power Supply
    • 4/3/2 Channel Operation

    • 4 ohm: 125 watts x 4-Chan. RMS
    • 2 ohm: 200 watts x 4-Chan. RMS
    • Bridged, 4 ohm: 400 x 2 chan. RMS
    • Pulse Width Modulated MOSFET Power Supply
    • 4/3/2 Channel Operation

    Power Acoustik GT1-6000D R/B

    6000W Max, Monoblock Gothic Series Car Amplifier

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    6000W Max, Monoblock Gothic Series Car Amplifier

    • RMS: 2300W x 1 @ 4 ohm, 3000W x 1 @ 2 ohm, 3700W x 1 @ 1 ohm
    • Total Peak Power: 6000W
    • Class D Circuitry
    • Bass Boost: 0-12 dB
    • 1 Pair of Preamp Outputs
    • Dimensions: 17-1/2"L x 9-3/4"W x 2-3/10"H

    • RMS: 2300W x 1 @ 4 ohm, 3000W x 1 @ 2 ohm, 3700W x 1 @ 1 ohm
    • Total Peak Power: 6000W
    • Class D Circuitry
    • Bass Boost: 0-12 dB
    • 1 Pair of Preamp Outputs
    • Dimensions: 17-1/2"L x 9-3/4"W x 2-3/10"H

    Rockford Fosgate R250X1 Open Box

    250W RMS Monoblock Single Channel Class AB Prime Series Amplifier

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    250W RMS Monoblock Single Channel Class AB Prime Series Amplifier

    Prime Series Full Range Class AB Monoblock Car Amplifier • 150W x 1 Chan. @ 4 ohm • 250W x 1 Chan. @ 2 ohm • Variable Bass Boost • Variable High-Pass Crossover • CEA-2006 Compliant • Soft Start Turn-On

    Prime Series Full Range Class AB Monoblock Car Amplifier • 150W x 1 Chan. @ 4 ohm • 250W x 1 Chan. @ 2 ohm • Variable Bass Boost • Variable High-Pass Crossover • CEA-2006 Compliant • Soft Start Turn-On

    Hifonics HS25001D (Factory Refurbished)

    5000W Peak (2500W RMS) Samson Series Monoblock 1-Ohm Stable Amplifier

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    5000W Peak (2500W RMS) Samson Series Monoblock 1-Ohm Stable Amplifier

    • 850 Watts RMS x 1 @ 4 ohm
    • 1700 Watts RMS x 1 @ 2 ohm
    • 2500 Watts RMS x 1 @ 1 ohm
    • Total Peak Power: 5000 Watts
    • Variable low-pass filter: 40 - 150 Hz
    • Variable Bass Boost: 0 to +12 dB bass boost at 45 Hz
    • Fuse Rating: 60 A x 2
    • Dimensions: 9.96"W x 18.90"L x 2.28"H

    • 850 Watts RMS x 1 @ 4 ohm
    • 1700 Watts RMS x 1 @ 2 ohm
    • 2500 Watts RMS x 1 @ 1 ohm
    • Total Peak Power: 5000 Watts
    • Variable low-pass filter: 40 - 150 Hz
    • Variable Bass Boost: 0 to +12 dB bass boost at 45 Hz
    • Fuse Rating: 60 A x 2
    • Dimensions: 9.96"W x 18.90"L x 2.28"H

    Cadence Q5001D

    500W RMS Q Series 1-ohm Stable Monoblock Class-D Amplifier w/ Bass Knob Included

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    500W RMS Q Series 1-ohm Stable Monoblock Class-D Amplifier w/ Bass Knob Included

    • 200 Watts RMS x 1 @ 4 ohm
    • 300 Watts RMS x 1 @ 2 ohm
    • 500 Watts RMS x 1 @ 1 ohm
    • Low Pass and Subsonic Filters
    •0-12dB Bass Boost
    • Aluminum Heatsink
    • Dimensions: 7.1" W x 13.07" L x 2.05" H

    • 200 Watts RMS x 1 @ 4 ohm
    • 300 Watts RMS x 1 @ 2 ohm
    • 500 Watts RMS x 1 @ 1 ohm
    • Low Pass and Subsonic Filters
    •0-12dB Bass Boost
    • Aluminum Heatsink
    • Dimensions: 7.1" W x 13.07" L x 2.05" H

    Alpine MRX-M110 OPEN BOX COMPLETE

    1100W RMS Monoblock Class D X-Power Series Car Amplifier

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    1100W RMS Monoblock Class D X-Power Series Car Amplifier

    Opened and Never Installed
    • RMS: 650W x 1 @ 4 ohm, 1100W x 1 @ 2 ohm
    • Total RMS Power: 1100W
    • CEA-2006 Compliant
    • Bass Boost: 0-12 dB at 50 Hz
    • Multi-Stage Power Management Circuit
    • Dimensions: 9"L x 13-3/8"W x 2-1/4"H

    Opened and Never Installed
    • RMS: 650W x 1 @ 4 ohm, 1100W x 1 @ 2 ohm
    • Total RMS Power: 1100W
    • CEA-2006 Compliant
    • Bass Boost: 0-12 dB at 50 Hz
    • Multi-Stage Power Management Circuit
    • Dimensions: 9"L x 13-3/8"W x 2-1/4"H

    Pioneer GM-D8601- OPEN BOX

    800W RMS Class D Monoblock GM Digital Series Amplifier

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    800W RMS Class D Monoblock GM Digital Series Amplifier

    • RMS: 300W x 1 @ 4 ohm, 500W x 1 @ 2 ohm, 800W x 1 @ 1 ohm
    • Total Peak Power: 1500W
    • CEA-2006 Compliant
    • Variable Bass Boost: 0 to +18 dB
    • Class D Circuitry
    • Dimensions: 10-7/16"W x 2-3/8"D x 7-7/8"H

    • RMS: 300W x 1 @ 4 ohm, 500W x 1 @ 2 ohm, 800W x 1 @ 1 ohm
    • Total Peak Power: 1500W
    • CEA-2006 Compliant
    • Variable Bass Boost: 0 to +18 dB
    • Class D Circuitry
    • Dimensions: 10-7/16"W x 2-3/8"D x 7-7/8"H

    West Coast Customs WCC2200.5 by MB Quart OPEN BOX COMPLETE

    1100W 5 Channel WCC Series Class D Amplifier (Same as MB Quart OA1100.5)

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    1100W 5 Channel WCC Series Class D Amplifier (Same as MB Quart OA1100.5)

    Item is used
    • Full-Range RMS: 75W x 4 @ 4 ohm, 150W x 4 @ 2 ohm
    • Subwoofer RMS: 350W x 1 @ 4 ohm, 500W x 1 @ 2 ohm
    • Class D Circuitry
    • FLUID-FETS MOSFETS Circuit
    • Heavy Duty Black Onyx
    • Dimensions: 9-7/16"W x 16"D x 2-1/4"H

    Item is used
    • Full-Range RMS: 75W x 4 @ 4 ohm, 150W x 4 @ 2 ohm
    • Subwoofer RMS: 350W x 1 @ 4 ohm, 500W x 1 @ 2 ohm
    • Class D Circuitry
    • FLUID-FETS MOSFETS Circuit
    • Heavy Duty Black Onyx
    • Dimensions: 9-7/16"W x 16"D x 2-1/4"H

    RE Audio DTS-1500.1 (DTS15001) R/B

    2000W, Monoblock Class D DTS Series Car Amplifier

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    2000W, Monoblock Class D DTS Series Car Amplifier

    DTS Series Monoblock Class D Car Amplifier • 2000W Dynamic • Wired Remote Bass Level Control • Preamp RCA Outputs • Variable Low-Pass Filter • Subsonic Filter • Variable Bass Boost

    DTS Series Monoblock Class D Car Amplifier • 2000W Dynamic • Wired Remote Bass Level Control • Preamp RCA Outputs • Variable Low-Pass Filter • Subsonic Filter • Variable Bass Boost

    Pioneer GM-D8601 (Factory Refurbished)

    800W RMS Class D Monoblock GM Digital Series Amplifier

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    800W RMS Class D Monoblock GM Digital Series Amplifier

    • RMS: 300W x 1 @ 4 ohm, 500W x 1 @ 2 ohm, 800W x 1 @ 1 ohm
    • Total Peak Power: 1500W
    • CEA-2006 Compliant
    • Variable Bass Boost: 0 to +18 dB
    • Class D Circuitry
    • Dimensions: 10-7/16"W x 2-3/8"D x 7-7/8"H

    • RMS: 300W x 1 @ 4 ohm, 500W x 1 @ 2 ohm, 800W x 1 @ 1 ohm
    • Total Peak Power: 1500W
    • CEA-2006 Compliant
    • Variable Bass Boost: 0 to +18 dB
    • Class D Circuitry
    • Dimensions: 10-7/16"W x 2-3/8"D x 7-7/8"H

    MB Quart OA800.4- OPEN BOX INCOMPLETE

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

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

    • 100W x 4-Chan. @ 4 ohm
    • 200W x 4-Chan. @ 2 ohm
    • 400W x 2 Chan. @ 4 ohm
    • 3-Way System Protection
    • 4/3/2/1 Channel Operation
    • 4 Gauge Power and Ground Inputs
    • FLUID-FETS Circuit for Smooth Sound Quality

    • 100W x 4-Chan. @ 4 ohm
    • 200W x 4-Chan. @ 2 ohm
    • 400W x 2 Chan. @ 4 ohm
    • 3-Way System Protection
    • 4/3/2/1 Channel Operation
    • 4 Gauge Power and Ground Inputs
    • FLUID-FETS Circuit for Smooth Sound Quality

    Wet Sounds SD2 Damaged Packaging Only

    1250 Watt Sinister Series Full Range 2-Channel Class D Amplifier (WetSounds)

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    1250 Watt Sinister Series Full Range 2-Channel Class D Amplifier (WetSounds)

    • RMS: 400W x 2 @ 4 ohm, 620W x 2 @ 2 ohm, Bridged: 1250W x 1 @ 4 ohm
    • Total RMS Power: 1250 watts
    • Wet Sounds unique transformer
    • Advanced Intelligent Microprocessor Control
    • Top mounted crossover controls
    • Dimensions: 9.82" W x 13.50" L x 2.70" H

    • RMS: 400W x 2 @ 4 ohm, 620W x 2 @ 2 ohm, Bridged: 1250W x 1 @ 4 ohm
    • Total RMS Power: 1250 watts
    • Wet Sounds unique transformer
    • Advanced Intelligent Microprocessor Control
    • Top mounted crossover controls
    • Dimensions: 9.82" W x 13.50" L x 2.70" H

    Massive Audio NX2-OPEN BOX

    960W Max Nano Block Series 2-Channel Amplifier

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    960W Max Nano Block Series 2-Channel Amplifier

    • 480W Max
    • MOSFET Power Supply
    • LED Power/Protect Indicators
    • Ultimate Mounting Flexibility
    • Mill Spec Double Sided PCB with SMD Parts

    • 480W Max
    • MOSFET Power Supply
    • LED Power/Protect Indicators
    • Ultimate Mounting Flexibility
    • Mill Spec Double Sided PCB with SMD Parts

    RE Audio XTX-3000.1 (XTX3000.1) R/B

    3000W XTX Series Monoblock Full Digital Class D Car Amplifier

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    3000W XTX Series Monoblock Full Digital Class D Car Amplifier

    XTX Series Monoblock Full Range Digital Car Amplifier • 3000W Dynamic • 2-Way System Protection • Brushed Aluminum Alloy Convection Cooled Heatsink • Variable Low-Pass Filter • Variable Bass Boost

    XTX Series Monoblock Full Range Digital Car Amplifier • 3000W Dynamic • 2-Way System Protection • Brushed Aluminum Alloy Convection Cooled Heatsink • Variable Low-Pass Filter • Variable Bass Boost

    Crunch PZi 550.5 R/B

    (Factory Refurbished) 700W Max, PowerZone 5-Channel Amplifier (PZi550.5)

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    (Factory Refurbished) 700W Max, PowerZone 5-Channel Amplifier (PZi550.5)

    PowerZone Series 3/5-Channel Class AB Car Amplifier • 60W x 4 chan. + 120W x 1 chan. @ 4 ohm • 125W x 4 chan. + 200W x 1 chan. @ 2 ohm • MOSFET power supply • DC, short, thermal, and overload protection circuitry • Silver-plated RCA level inputs

    PowerZone Series 3/5-Channel Class AB Car Amplifier • 60W x 4 chan. + 120W x 1 chan. @ 4 ohm • 125W x 4 chan. + 200W x 1 chan. @ 2 ohm • MOSFET power supply • DC, short, thermal, and overload protection circuitry • Silver-plated RCA level inputs

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      FAQ Frequently asked questions in Discontinued All Car Amplifiers


      A car amplifier is an electronic device designed to increase the power of audio signals sent to speakers. It plays a crucial role in enhancing the sound quality of your car audio system by providing additional power to drive the speakers effectively. When you add a car amplifier to your audio setup, you'll experience clearer sound, improved bass response, and overall better audio performance. Whether you're a music enthusiast or simply want to enjoy high-quality audio during your commute, a car amplifier is essential to achieving the best sound experience in your vehicle.
      Selecting the right car amplifier requires considering several factors. Firstly, determine the power requirements of your speakers and subwoofers to match them with an amplifier that provides adequate wattage. Consider the number of channels you need based on your speaker configuration (e.g., 2-channel for front speakers and a separate subwoofer channel). Pay attention to the amplifier's size and compatibility with your vehicle's space limitations. Also, look for features like high-level inputs, built-in crossovers, and adjustable gain controls for fine-tuning your audio output. Consulting with an expert or using online tools, like Sonic Electronix's AmpliFinder, can help you find the perfect match for your car audio needs.
      The ability to install a car amplifier yourself depends on your level of technical expertise and experience with car audio systems. While some enthusiasts with prior knowledge may successfully complete the installation, it's often recommended to seek professional installation for the best results. Professional installers have the expertise to ensure proper wiring, grounding, and secure mounting to prevent any potential damage to your vehicle. They can also optimize the amplifier settings to achieve the best sound quality and prevent any interference or noise issues. Professional installation ensures a safe and reliable setup, providing peace of mind and preserving your car's warranty.
      Yes, most multi-channel car amplifiers can be bridged to combine two channels into one, effectively doubling the power output to a single speaker or subwoofer. Bridging is beneficial in situations where you want to power a high-powered subwoofer with increased wattage. By bridging channels, you can achieve a mono output that drives the subwoofer with more power, resulting in stronger and deeper bass response. However, when bridging, it's crucial to follow the amplifier's guidelines and use the correct impedance load to avoid damaging the amplifier or speakers.
      In general, a car amplifier is not a significant drain on your car's battery when the vehicle is running. However, if you leave the amplifier powered on while the engine is off, it can slowly draw power from the battery, which may eventually lead to a dead battery if left unattended for an extended period. To prevent this, ensure that the amplifier is wired properly to a switched power source that turns off when the car is not in use. Additionally, using a high-quality car battery and monitoring its health regularly will help maintain optimum power delivery and prevent any issues related to battery drainage.
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      • Vehicle produced after 2005: Inside driver's side door
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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.