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JL Audio JX360/4 (JX3604) Clearance On Sale JL Audio JX360/4
360W RMS 4-Channel Class A/B JX Series Car Amplifier
$189.00 Buy Now
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Rockford Fosgate R300-4 On Sale
Not Rated Yet
Rockford Fosgate R300-4
300W 4-Channel Prime Series Car Amplifier
$125.00 Buy Now
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Alpine KTP-445A Clearance Hot Deal Alpine KTP-445A
Head Unit Power Pack for 2005 and Newer Alpine Receivers
$125.00 Buy Now
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Rockford Fosgate Punch P400-4 Hot Deal Rockford Fosgate Punch P400-4
400 Watt 4-Channel Amplifier
$199.00 Buy Now
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Alpine MRV-F300 Clearance Alpine MRV-F300
300W 4-Channel V-Power Series Car Audio Amplifier
$139.00 Buy Now
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Hifonics ZRX1000.4 Hifonics ZRX1000.4
1000W RMS 4-Channel Class A/B ZEUS Series Car Amplifier
$125.00 Buy Now
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Alpine KTP-445U Hot Deal Alpine KTP-445U
Universal Head Unit Power Pack for All Car Stereo Receivers
$127.00 Buy Now
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Pioneer GM-D8604 Pioneer GM-D8604
1200W 4-Channel Class FD Bridgeable Car Audio Amplifier 
$138.00 Buy Now
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Rockford Fosgate PBR300X4 Rockford Fosgate PBR300X4
300W RMS 4-Channel Class BR PUNCH Series Punch Boosted Rail Car Audio Amplifier 
$185.00 Buy Now
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Sony XM-4S On Sale Sony XM-4S
4/3 Channel Slim Series Amplifier
$128.00 Buy Now
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Autotek M2000.4 Clearance
Not Rated Yet
Autotek M2000.4
2000W 4-Channel Class A/B Mean Machine Series Car Stereo Amplifier
$114.90 Buy Now
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Soundstream PN4.520D
Not Rated Yet
Soundstream PN4.520D
520W 4-Channel Class D Picasso Series Compact Amplifier
$107.00 Buy Now
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Pioneer GM-6500F
Not Rated Yet
Pioneer GM-6500F
760W 4-Channel GM SEries Car Amplifier
$129.00 Buy Now
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Rockford Fosgate R400-4D Rockford Fosgate R400-4D
400W RMS 4-Channel Class D Prime Series Car Amplifier
$165.00 Buy Now
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Hifonics ZRX2000.4 Clearance Hifonics ZRX2000.4
2000W RMS 4-Channel Class A/B ZEUS Series Car Amplifier
$199.00 Buy Now
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Rockford Fosgate R300X4
Not Rated Yet
Rockford Fosgate R300X4
300W 4-Channel Class A/B PRIME Series Car Audio Amplifier with Remote Punch Level Control
$119.00 Buy Now
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MB Quart ONX4.60 Clearance
Not Rated Yet
MB Quart ONX4.60
480W 4-Channel Class A/B Onyx Series Car Amplifier
$139.00 Buy Now
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Rockford Fosgate R600-4D Rockford Fosgate R600-4D
600W RMS 4-Channel Class D Prime Series Car Amplifier
$219.00 Buy Now
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Rockford Fosgate P500-4 Clearance Rockford Fosgate P500-4
500W 4-Channel A/B Class Punch Series Car System Amplifier
$249.00 Buy Now
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Massive Audio NX4 (NX4) Massive Audio NX4
1600W 4-Channel Nano Block Series Full Range A/B Car Audio Amplifier
$155.00 Buy Now
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Planet Audio AC2400.4
Not Rated Yet
Planet Audio AC2400.4
2400 MOSFET 4-Channel Anarchy Series Power Car Amplifier
$105.00 Buy Now
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Kenwood KAC-8406 (KAC8406) Kenwood KAC-8406
900W 4/3/2-Channel Class A/B Amplifier
$132.00 Buy Now
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Precision Power P900.4 Precision Power P900.4
  900W RMS 4-Channel Class D Phantom Series Full Range Car Audio Amplifier 
$199.00 Buy Now
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JBL GT5-A604 Hot Deal JBL GT5-A604
320W RMS 4-Channel Full-Range Class A/B Amplifier
$115.00 Buy Now
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Polk Audio PA D4000.4 (PAD40004) Polk Audio PA D4000.4
800W 4-Channel Class D PA-Series High Performance Digital Car Amplifier
$245.00 Buy Now
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4 Channel Amplifiers

4 channel amplifiers have 2 front (right/left) and 2 rear (right/left) channels. This type of amplifier is the ideal solution for installing 2 pairs of car speakers or 1 pair of speakers and 1 low powered subwoofer by combining or "bridging" the rear right & left channel.

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