4 CHANNEL
Down4Sound 4 channel amplifiers are among the most popular car audio amplifiers on the market. They are available in various power levels, from 400W up to 6000W. Our 4 channel amplifiers are offered in Class D or Class AB technology, and all of them can produce more power than their advertised ratings. 3rd party 4-channel amplifier review & dyno videos are available within each listing, so you can see how much power these amplifiers can produce. When choosing a four channel amplifier for your car audio system, the sky is truly the limit.
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On Sale
DOWN4SOUND | MM1004 (MINI MAXX) - TEAL | 700W RMS MINI | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥17,843 - ¥20,052Unleash the sound of music to it full potential with the MM1004 a TEAL MINI 4-Channel Amplifier Designed to be compact with band-passable crossovers X1 & X10, this dynamic amplifier allows you to run...MM1004-TL-¥17,843 - ¥20,052 -
On Sale
DOWN4SOUND | JP284 - BLACK GLOSS | 3000W | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥37,566 - ¥43,089Introducing the JP 284 BLACK GLOSS CLASS D Amplifier: The Ultimate 4-Channel Power Dynamo The brand-new JP 284 BLACK GLOSS is here, setting new standards in car audio amplification. This Class D...JP284-BKG-¥37,566 - ¥43,089Qty in Cart: 0Quantity:Price:¥37,566 - ¥43,089Subtotal: -
On Sale
DOWN4SOUND | MM1004 (MINI MAXX) - CAMO | 700W RMS MINI | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥17,843 - ¥20,052MM1004-CM-¥17,843 - ¥20,052 -
On Sale
DOWN4SOUND | MM504 (MINI MAXX) - CAMO | 300W RMS MINI | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥10,799 - ¥13,008*Disclaimer - This amplifier has been hydro dipped and may exhibit imperfections, as the design is not appliedMM504-CM-¥10,799 - ¥13,008 -
On Sale
DOWN4SOUND | JP234 - CAMO | 2000W | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥30,991 - ¥36,515*Disclaimer - This amplifier has been hydro dipped and may exhibit imperfections, as the design is not appliedJP234-CM-¥30,991 - ¥36,515 -
On Sale
DOWN4SOUND | JP84 - CAMO | 400W RMS | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥16,904 - ¥20,218*Disclaimer - This amplifier has been hydro dipped and may exhibit imperfections, as the design is not appliedJP84-CM-¥16,904 - ¥20,218 -
On Sale
DOWN4SOUND | JP284 - WHITE GLOSS | 3000W | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥37,566 - ¥43,089Introducing the JP 284 WHITE GLOSS CLASS D Amplifier: The Ultimate 4-Channel Power Dynamo The brand-new JP 284 WHITE SILVER is here, setting new standards in car audio amplification. This Class D...JP284-WHG-¥37,566 - ¥43,089 -
On Sale
DOWN4SOUND | JP34 AB WHITE GLOSS | 590W RMS | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥26,296 - ¥31,819Introducing the JP 34 WHITE GLOSS CLASS AB Amplifier: A Robust 590W RMS 4-Channel Powerhouse The much-anticipated JP34AB WHITE GLOSS has made its triumphant return, now more refined and powerful than...JP34AB-WHG-¥26,296 - ¥31,819 -
On Sale
DOWN4SOUND | JP34 AB BLACK GLOSS | 590W RMS | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥26,296 - ¥31,819Introducing the JP 34 BLACK GLOSSCLASS AB Amplifier: A Robust 590W RMS 4-Channel Powerhouse The much-anticipated JP34AB BLACK GLOSShas made its triumphant return, now more refined and powerful than...JP34AB-BKG-¥26,296 - ¥31,819 -
On Sale
DOWN4SOUND | JP454 BLACK GLOSS | 4000W RMS | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥61,045 - ¥69,883Down4Sound JP454 BLACK GLOSS Amplifier: 4000W RMS - 4 Channel Amplifier Step into a new dimension of audio excellence with the Down4Sound JP454 BLACK, a 4-channel amplifier that sets a new standard...JP454-BKG-¥61,045 - ¥69,883 -
On Sale
DOWN4SOUND | JP 10.4 BLACK GLOSS | 6000W RMS | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥79,828 - ¥90,876Down4Sound JP 10.4 BLACK GLOSS Amplifier: 6000W 4 Channel Amplifier Experience unparalleled audio power with the Down4Sound JP 10.4 BLACK GLOSS. This 4 Channel Car Amplifier is a powerhouse of...JP104-BKG-¥79,828 - ¥90,876 -
On Sale
DOWN4SOUND | MM1004 (MINI MAXX) - WHITE GLOSS | 700W RMS MINI | 4 CHANNEL AMPLIFIER
DOWN4SOUND
MSRP: ¥41,985Now: ¥17,843Was: ¥20,992MM1004-WHG-MSRP: ¥41,985Now: ¥17,843Was: ¥20,992