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4-Channel Amplifiers

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Polk Audio PA D4000.4, PA D Series 4-Channel Amplifier, 800 Watts RMS Polk Audio PA D4000.4, PA D Series 4-Channel Amplifier, 800 Watts RMS
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Polk Audio PA D4000.4, PA D Series 4-Channel Amplifier, 800 Watts RMS

$379.00 $330.00

Alpine KTA-450, Power Pack Class D 4 Channel Amplifier, 400 Watts D.P.P Alpine KTA-450, Power Pack Class D 4 Channel Amplifier, 400 Watts D.P.P
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Alpine KTA-450, Power Pack Class D 4 Channel Amplifier, 400 Watts D.P.P

$250.00 $219.95

Sony XM-S400D, Component 4 Channel Class D Amplifier - 400 Watts Sony XM-S400D, Component 4 Channel Class D Amplifier - 400 Watts
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Sony XM-S400D, Component 4 Channel Class D Amplifier - 400 Watts

$148.00

Open Box
Alpine KTP-445U, Power Pack 4 Channel Car Universal Amplifier - 180 Watts Alpine KTP-445U, Power Pack 4 Channel Car Universal Amplifier - 180 Watts
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Alpine KTP-445U, Power Pack 4 Channel Car Universal Amplifier - 180 Watts

$320.00 $234.95

Open Box
Alpine KTP-445A, Power Pack 4 Channel Amplifier for Alpine Receiver - 180 Watts Alpine KTP-445A, Power Pack 4 Channel Amplifier for Alpine Receiver - 180 Watts
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Alpine KTP-445A, Power Pack 4 Channel Amplifier for Alpine Receiver - 180 Watts

$310.00 $224.95

Wet Sounds STX MICRO-4, STK Micro 4 Channel Full Range Marine Amplifier Wet Sounds STX MICRO-4, STK Micro 4 Channel Full Range Marine Amplifier
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Wet Sounds STX MICRO-4, STK Micro 4 Channel Full Range Marine Amplifier

$499.99 $399.99

JL Audio HD600/4, HD Series Class D 4 Channel Amplifier, 600W JL Audio HD600/4, HD Series Class D 4 Channel Amplifier, 600W
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JL Audio HD600/4, HD Series Class D 4 Channel Amplifier, 600W

$1,099.99

JL Audio JD400/4, JD Series Class D 4 Channel Full Range Amplifier, 400W JL Audio JD400/4, JD Series Class D 4 Channel Full Range Amplifier, 400W
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JL Audio JD400/4, JD Series Class D 4 Channel Full Range Amplifier, 400W

$279.99

Soundstream SM4.1000D, Stealth Marine Class D Full Range 4 Channel Micro Size Amplifier - 1000W Soundstream SM4.1000D, Stealth Marine Class D Full Range 4 Channel Micro Size Amplifier - 1000W
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Soundstream SM4.1000D, Stealth Marine Class D Full Range 4 Channel Micro Size Amplifier - 1000W

$189.99 $129.99

Soundstream MR4.1400D, Rubicon Nano Marine 4 Channel Full Range Amplifier Soundstream MR4.1400D, Rubicon Nano Marine 4 Channel Full Range Amplifier
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Soundstream MR4.1400D, Rubicon Nano Marine 4 Channel Full Range Amplifier

$249.99 $189.99

Soundstream AR4.1800, Arachnid 4 Channel Class A/B Amplifier - 1800W Soundstream AR4.1800, Arachnid 4 Channel Class A/B Amplifier - 1800W
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Soundstream AR4.1800, Arachnid 4 Channel Class A/B Amplifier - 1800W

$134.99

Soundstream AR4.1200, Arachnid 4 Channel Class A/B Amplifier - 1200W Soundstream AR4.1200, Arachnid 4 Channel Class A/B Amplifier - 1200W
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Soundstream AR4.1200, Arachnid 4 Channel Class A/B Amplifier - 1200W

$99.99

Soundstream PN4.1000D, Picasso Nano 4 Channel Class D Full Range Amplifier, Small Size - 2000W Soundstream PN4.1000D, Picasso Nano 4 Channel Class D Full Range Amplifier, Small Size - 2000W
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Soundstream PN4.1000D, Picasso Nano 4 Channel Class D Full Range Amplifier, Small Size - 2000W

$219.99 $169.99

Soundstream PN4.520D, Picasso Nano 4 Channel Class D Full Range Amplifier, Small Size - 1040W Soundstream PN4.520D, Picasso Nano 4 Channel Class D Full Range Amplifier, Small Size - 1040W
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Soundstream PN4.520D, Picasso Nano 4 Channel Class D Full Range Amplifier, Small Size - 1040W

$169.99 $129.99

Soundstream ST4.500D, Stealth 4 Channel Class D Full Range Amplifier, SUPER Micro Size - 500W
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Soundstream ST4.500D, Stealth 4 Channel Class D Full Range Amplifier, SUPER Micro Size - 500W

$129.99 $99.99

Soundstream ST4.1200D, Stealth 4 Channel Class D Full Range Amplifier, Micro Size - 1200W Soundstream ST4.1200D, Stealth 4 Channel Class D Full Range Amplifier, Micro Size - 1200W
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Soundstream ST4.1200D, Stealth 4 Channel Class D Full Range Amplifier, Micro Size - 1200W

$169.99 $134.99

Soundstream ST4.1000DB, Stealth 4 Channel Class D Full Range Amplifier, Micro Size w/ Bluetooth - 1000W Soundstream ST4.1000DB, Stealth 4 Channel Class D Full Range Amplifier, Micro Size w/ Bluetooth - 1000W
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Soundstream ST4.1000DB, Stealth 4 Channel Class D Full Range Amplifier, Micro Size w/ Bluetooth - 1000W

$219.99 $154.99

Soundstream ST4.1000D, Stealth 4 Channel Class D Full Range Amplifier, Micro Size - 1000W Soundstream ST4.1000D, Stealth 4 Channel Class D Full Range Amplifier, Micro Size - 1000W
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Soundstream ST4.1000D, Stealth 4 Channel Class D Full Range Amplifier, Micro Size - 1000W

$159.99 $124.99

Soundstream RN4.1400D, Rubicon Nano 4 Channel Class D Full Range Amplifier - 1400W Soundstream RN4.1400D, Rubicon Nano 4 Channel Class D Full Range Amplifier - 1400W
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Soundstream RN4.1400D, Rubicon Nano 4 Channel Class D Full Range Amplifier - 1400W

$229.99 $179.99

Soundstream BXA4-1800, Bass Xtreme 4 Channel Class A/B Amplifier - 1,800W Soundstream BXA4-1800, Bass Xtreme 4 Channel Class A/B Amplifier - 1,800W
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Soundstream BXA4-1800, Bass Xtreme 4 Channel Class A/B Amplifier - 1,800W

$109.99 $98.99

Soundstream TXP4.3500D, Tarantula Extreme 4 Channel Class D, 1 Ohm Stable Amplifier, Extreme High Power Amp - 3500W
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Soundstream TXP4.3500D, Tarantula Extreme 4 Channel Class D, 1 Ohm Stable Amplifier, Extreme High Power Amp - 3500W

$219.99 $169.99

Kenwood XM802-5, eXcelon 5 Channel Marine / Motorsports Amplifier, 1600W Kenwood XM802-5, eXcelon 5 Channel Marine / Motorsports Amplifier, 1600W
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Kenwood XM802-5, eXcelon 5 Channel Marine / Motorsports Amplifier, 1600W

$550.00 $359.00

Kenwood XM502-1, eXcelon Mono Marine / Motorsports Subwoofer Amplifier, 1000W Kenwood XM502-1, eXcelon Mono Marine / Motorsports Subwoofer Amplifier, 1000W
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Kenwood XM502-1, eXcelon Mono Marine / Motorsports Subwoofer Amplifier, 1000W

$400.00 $239.00

Kenwood XR401-4, eXcelon Reference Class D 4 Channel Full Range Car Amplifier, 400W RMS
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Kenwood XR401-4, eXcelon Reference Class D 4 Channel Full Range Car Amplifier, 400W RMS

$450.00 $379.00

Kenwood KAC-M3004, Marine / Motorsports Compact 4 Channel Full Range Amplifier - 600W
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Kenwood KAC-M3004, Marine / Motorsports Compact 4 Channel Full Range Amplifier - 600W

$250.00 $175.00

Kenwood KAC-M1824BT, Marine / Motorsports Compact 4 Channel Full Range Amplifier w/ Built in Bluetooth- 400W
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Kenwood KAC-M1824BT, Marine / Motorsports Compact 4 Channel Full Range Amplifier w/ Built in Bluetooth- 400W

$279.00 $223.00

Kenwood KAC-M1814, Marine / Motorsports Compact 4 Channel Full Range Amplifier - 400 W
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Kenwood KAC-M1814, Marine / Motorsports Compact 4 Channel Full Range Amplifier - 400 W

$200.00 $135.00

Kenwood KAC-D3104, Dynamic Series Class D 4 Channel Full Range Car Amplifier, 600W
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Kenwood KAC-D3104, Dynamic Series Class D 4 Channel Full Range Car Amplifier, 600W

$300.00 $199.00

Kenwood KAC-6407, 4/3/2 Channel Full Range Car Amplifier, 550W
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Kenwood KAC-6407, 4/3/2 Channel Full Range Car Amplifier, 550W

$149.99

Alpine HDA-F60, Status Hi-Res 4 Channel Full Range Car Amplifier, 480W RMS Alpine HDA-F60, Status Hi-Res 4 Channel Full Range Car Amplifier, 480W RMS
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Alpine HDA-F60, Status Hi-Res 4 Channel Full Range Car Amplifier, 480W RMS

$850.00 $799.95

JL Audio XDM400/4, XDM Series Class D 4 Channel Full Range Amplifier - 400 Watts RMS JL Audio XDM400/4, XDM Series Class D 4 Channel Full Range Amplifier - 400 Watts RMS
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JL Audio XDM400/4, XDM Series Class D 4 Channel Full Range Amplifier - 400 Watts RMS

$649.99

JBL MA704, 4 Channel Full Range Marine Amplifier - 280W JBL MA704, 4 Channel Full Range Marine Amplifier - 280W
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JBL MA704, 4 Channel Full Range Marine Amplifier - 280W

$429.95 $359.95

Infinity Reference 6001A, Reference Series Monoblock Subwoofer Amplifier w/ RLC - 600W Infinity Reference 6001A, Reference Series Monoblock Subwoofer Amplifier w/ RLC - 600W
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Infinity Reference 6001A, Reference Series Monoblock Subwoofer Amplifier w/ RLC - 600W

$339.95 $289.95

Infinity M704A, 4 Channel Full Range Marine Amplifier - 280W Infinity M704A, 4 Channel Full Range Marine Amplifier - 280W
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Infinity M704A, 4 Channel Full Range Marine Amplifier - 280W

$399.95 $269.95

Hifonics TPS-A350.4, Powersports 4 Channel Full Range Amplifier, 320W Hifonics TPS-A350.4, Powersports 4 Channel Full Range Amplifier, 320W
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Hifonics TPS-A350.4, Powersports 4 Channel Full Range Amplifier, 320W

$199.99

Hifonics BG-1600.4, Brutus Gamma 4 Channel Full Range Amplifier, 1600W Hifonics BG-1600.4, Brutus Gamma 4 Channel Full Range Amplifier, 1600W
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Hifonics BG-1600.4, Brutus Gamma 4 Channel Full Range Amplifier, 1600W

$279.99

Hifonics BG-1000.4, Brutus Gamma 4 Channel Full Range Amplifier, 1000W Hifonics BG-1000.4, Brutus Gamma 4 Channel Full Range Amplifier, 1000W
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Hifonics BG-1000.4, Brutus Gamma 4 Channel Full Range Amplifier, 1000W

$199.99

Hifonics ZG-1200.4, Zuez Gamma 4 Channel Amplifier, 1200W Hifonics ZG-1200.4, Zuez Gamma 4 Channel Amplifier, 1200W
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Hifonics ZG-1200.4, Zuez Gamma 4 Channel Amplifier, 1200W

$229.99

Hifonics ZG-600.4, Zuez Gamma 4 Channel Amplifier, 600W Hifonics ZG-600.4, Zuez Gamma 4 Channel Amplifier, 600W
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Hifonics ZG-600.4, Zuez Gamma 4 Channel Amplifier, 600W

$169.99

Clarion XC2410, Compact Class-D Marine 4-Channel Amplifier
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Clarion XC2410, Compact Class-D Marine 4-Channel Amplifier

$199.99

Kenwood XM302-4, eXcelon 4 Channel Marine / Motorsports Amplifier, 600W Kenwood XM302-4, eXcelon 4 Channel Marine / Motorsports Amplifier, 600W
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Kenwood XM302-4, eXcelon 4 Channel Marine / Motorsports Amplifier, 600W

$400.00 $239.00

Alpine X-A70F, X-Series 4/3/2 Channel Power Density Class-D Amplifier - 700W Alpine X-A70F, X-Series 4/3/2 Channel Power Density Class-D Amplifier - 700W
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Alpine X-A70F, X-Series 4/3/2 Channel Power Density Class-D Amplifier - 700W

$850.00 $449.95

Alpine R-A60F, R Series Class D 4 Channel Amplifier, 600 Watts Alpine R-A60F, R Series Class D 4 Channel Amplifier, 600 Watts
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Alpine R-A60F, R Series Class D 4 Channel Amplifier, 600 Watts

$550.00 $499.95

Alpine PDX-F6, PDX Series 4-Ch Class-D Car Amplifier - 600 Watts Alpine PDX-F6, PDX Series 4-Ch Class-D Car Amplifier - 600 Watts
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Alpine PDX-F6, PDX Series 4-Ch Class-D Car Amplifier - 600 Watts

$749.95

Alpine PDR-F50, PDR Series 4 Channel Class-D Car Amplifier - 600 Watts Alpine PDR-F50, PDR Series 4 Channel Class-D Car Amplifier - 600 Watts
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Alpine PDR-F50, PDR Series 4 Channel Class-D Car Amplifier - 600 Watts

$399.95

Alpine MRV-F300, V Power Multi Channel Car Amplifier - 300 Watts Alpine MRV-F300, V Power Multi Channel Car Amplifier - 300 Watts
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Alpine MRV-F300, V Power Multi Channel Car Amplifier - 300 Watts

$199.95

Alpine KTP-445U, Power Pack 4 Channel Car Universal Amplifier - 180 Watts Alpine KTP-445U, Power Pack 4 Channel Car Universal Amplifier - 180 Watts
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Alpine KTP-445U, Power Pack 4 Channel Car Universal Amplifier - 180 Watts

$320.00 $289.95

Alpine KTP-445A, Power Pack 4 Channel Amplifier for Alpine Receiver - 180 Watts Alpine KTP-445A, Power Pack 4 Channel Amplifier for Alpine Receiver - 180 Watts
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Alpine KTP-445A, Power Pack 4 Channel Amplifier for Alpine Receiver - 180 Watts

$310.00 $279.95

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