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 JP34 AB WHITE GLOSS | 590W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥1,259.13 - ¥1,594.84Introducing 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 before. This Class AB amplifier stands out not just...JP34AB-WHG-¥1,259.13 - ¥1,594.84 -
On Sale
DOWN4SOUND JP34 AB BLACK GLOSS | 590W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥1,259.13 - ¥1,594.84Introducing 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 before. This Class AB amplifier stands out not just for...JP34AB-BKG-¥1,259.13 - ¥1,594.84 -
On Sale
DOWN4SOUND JP454 BLACK GLOSS | 4000W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥3,710.36 - ¥4,247.55Down4Sound 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 in sound quality. This amplifier is not just about...JP454-BKG-¥3,710.36 - ¥4,247.55 -
On Sale
DOWN4SOUND JP 10.4 BLACK GLOSS | 6000W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥4,852.03 - ¥5,523.53Down4Sound 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 performance, delivering an impressive 6000W output...JP104-BKG-¥4,852.03 - ¥5,523.53 -
On Sale
DOWN4SOUND MM1004 (MINI MAXX) - GLOSS WHITE | 700W RMS MINI 4 CH CAR AUDIO AMPLIFIER
Down4Sound
MSRP: ¥1,746.01Now: ¥970.35Was: ¥1,141.60Elevate your audio experience with the DOWN4SOUND MM1004 (MINI MAXX) in GLOSS WHITE - a 700W RMS Mini 4-Channel Car Audio Amplifier. This compact and versatile amplifier, finished in a sophisticated Gloss White, is expertly designed to deliver...MM1004-WHG-MSRP: ¥1,746.01Now: ¥970.35Was: ¥1,141.60Qty in Cart: 0Quantity:Price:MSRP: ¥1,746.01Now: ¥970.35Was: ¥1,141.60Subtotal: -
On Sale
DOWN4SOUND MM504 (MINI MAXX) - TEAL | 300W RMS MINI 4 CH CAR AUDIO AMPLIFIER
Down4Sound
¥656.39 - ¥924.89Introducing the DOWN4SOUND MM504 (MINI MAXX) in Teal A sleek and potent 300W RMS 4-Channel Car Audio Amplifier. This elegantly designed compact amplifier is engineered to deliver superior audio performance in a small footprint, making it a perfect choice...MM504-TL-¥656.39 - ¥924.89 -
On Sale
DOWN4SOUND JP234 - TEAL | 2000W 4CH AMPLIFIER
Down4Sound
¥1,712.44 - ¥2,048.15Introducing the Down4Sound JP234 4-Channel Amplifier Your key to an enhanced and immersive car audio experience. Boasting a robust 2000W of power, this amplifier is crafted to take your audio journey to new heights. As a full-range digital multi-channel...JP234-TL-¥1,712.44 - ¥2,048.15 -
On Sale
DOWN4SOUND JP284 - TEAL | 3000W 4 CHANNEL AMPLIFIER
Down4Sound
MSRP: ¥3,357.78Now: ¥2,169.10Was: ¥2,551.90Introducing the JP 284 TEAL CLASS D Amplifier: The Ultimate 4-Channel Power Dynamo The brand-new JP 284 TEAL is here, setting new standards in car audio amplification. This Class D amplifier is not only a testament to power but also to precision,...JP284-TL-MSRP: ¥3,357.78Now: ¥2,169.10Was: ¥2,551.90Qty in Cart: 0Quantity:Price:MSRP: ¥3,357.78Now: ¥2,169.10Was: ¥2,551.90Subtotal: -
On Sale
DOWN4SOUND JP34 AB TEAL | 590W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥1,427.02 - ¥1,762.74Introducing the JP 34 TEAL CLASS AB Amplifier: A Robust 590W RMS 4-Channel Powerhouse The much-anticipated JP34AB TEAL has made its triumphant return, now more refined and powerful than ever. This Class AB amplifier stands out not just for its rarity but...JP34AB-TL-¥1,427.02 - ¥1,762.74 -
On Sale
DOWN4SOUND JP 10.4 TEAL | 6000W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥4,852.03 - ¥5,523.53Down4Sound JP 10.4 TEAL Amplifier: 6000W 4 Channel Amplifier Elevate your car audio experience with the Down4Sound JP 10.4 TEAL . This 4 Channel Car Amplifier is a powerhouse of sound, delivering a massive 6000W output. It's designed for those...JP104-TL-¥4,852.03 - ¥5,523.53 -
On Sale
DOWN4SOUND JP454 TEAL | 4000W RMS - 4 CHANNEL AMPLIFIER
Down4Sound
¥3,710.36 - ¥4,247.55Down4Sound JP454 TEAL Amplifier: 4000W RMS - 4 Channel Amplifier Embark on an unparalleled audio journey with the Down4Sound JP454 TEAL, a 4-channel amplifier that epitomizes audio perfection. This amplifier isn't just about delivering power; it's about...JP454-TL-¥3,710.36 - ¥4,247.55 -
On Sale
DOWN4SOUND JP84 TEAL | 400W RMS 4CH AMPLIFIER
Down4Sound
¥913.27 - ¥1,114.67Introducing the Down4Sound JP84 TEAL 4-Channel Amplifier - a powerhouse that delivers 400W RMS power to transform your car audio system. Engineered to perfection, this full-range digital multi-channel amplifier offers stability into 2 ohms stereo or 4...JP84-TL-¥913.27 - ¥1,114.67