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 JP234 - GREEN | 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...JP234-GR-¥1,712.44 - ¥2,048.15 -
On Sale
DOWN4SOUND JP234 - WHITE GLOSS | 2000W 4CH AMPLIFIER
Down4Sound
¥1,712.44 - ¥2,048.15Introducing the Down4Sound JP234 4-Channel Amplifier in Gloss White - your key to an enhanced and immersive car audio experience. Boasting a robust 2000W of power, this amplifier in its sleek gloss white finish is crafted to take your audio journey to...JP234-WHG-¥1,712.44 - ¥2,048.15 -
On Sale
DOWN4SOUND JP234 - BLACK GLOSS | 2000W 4CH AMPLIFIER
Down4Sound
¥1,712.44 - ¥2,048.15Introducing the Down4Sound JP234 4-Channel Amplifier in Gloss Black - your gateway to a powerful and immersive car audio experience. With its robust 2000W of power and a sleek gloss black finish, this amplifier is designed to elevate your audio...JP234-BKG-¥1,712.44 - ¥2,048.15Qty in Cart: 0Quantity:Price:¥1,712.44 - ¥2,048.15Subtotal: -
On Sale
DOWN4SOUND JP84 - GREEN | 400W RMS 4CH AMPLIFIER
Down4Sound
¥913.27 - ¥1,114.67Introducing the Down4Sound JP84 4-Channel Amplifier in Green - a dynamic force in car audio, delivering 400W RMS power to revolutionize your listening experience. Meticulously engineered, this full-range digital multi-channel amplifier is optimized for...JP84-GR-¥913.27 - ¥1,114.67 -
On Sale
DOWN4SOUND JP84 - WHITE GLOSS | 400W RMS 4CH AMPLIFIER
Down4Sound
¥913.27 - ¥1,114.67Introducing the Down4Sound JP84 4-Channel Amplifier in Gloss White - a dynamic force in car audio, delivering 400W RMS power to revolutionize your listening experience. Meticulously engineered, this full-range digital multi-channel...JP84-WHG-¥913.27 - ¥1,114.67 -
On Sale
DOWN4SOUND JP84 - BLACK GLOSS | 400W RMS 4CH AMPLIFIER
Down4Sound
¥913.27 - ¥1,114.67Introducing the Down4Sound JP84 4-Channel Amplifier in Gloss Black - a dynamic force in car audio, delivering 400W RMS power to revolutionize your listening experience. Meticulously engineered, this full-range digital multi-channel amplifier, now in a...JP84-BKG-¥913.27 - ¥1,114.67 -
On Sale
DOWN4SOUND MM1004 (MINI MAXX) - GRAY | 700W RMS MINI 4 CH CAR AUDIO AMPLIFIER
Down4Sound
¥970.35 - ¥1,104.60Elevate your audio experience with the DOWN4SOUND MM1004 (MINI MAXX) in Gray - a 700W RMS Mini 4-Channel Car Audio Amplifier. This compact and versatile amplifier, finished in a sophisticated gray, is expertly designed to deliver dynamic sound...MM1004-GY-¥970.35 - ¥1,104.60 -
DOWN4SOUND MM504 (MINI MAXX) - WHITE GLOSS | 300W RMS MINI 4 CH CAR AUDIO AMPLIFIER
Down4Sound
MSRP: ¥1,611.70¥790.64Introducing the DOWN4SOUND MM504 (MINI MAXX) in Gloss White - 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...MM504-WHG-MSRP: ¥1,611.70¥790.64 -
On Sale
DOWN4SOUND MM504 (MINI MAXX) - BLACK GLOSS | 300W RMS MINI 4 CH CAR AUDIO AMPLIFIER
Down4Sound
¥656.39 - ¥790.64Introducing the DOWN4SOUND MM504 (MINI MAXX) in Gloss Black - 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...MM504-BKG-¥656.39 - ¥790.64 -
On Sale
DOWN4SOUND MM504 (MINI MAXX) - GRAY | 300W RMS MINI 4 CH CAR AUDIO AMPLIFIER
Down4Sound
¥656.39 - ¥790.64Introducing the DOWN4SOUND MM504 (MINI MAXX) in Gray - 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...MM504-GY-¥656.39 - ¥790.64 -
On Sale
DOWN4SOUND MM504 (MINI MAXX) - RED | 300W RMS MINI 4 CH CAR AUDIO AMPLIFIER
Down4Sound
¥656.39 - ¥790.64Introducing the DOWN4SOUND MM504 (MINI MAXX) in Red - 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...MM504-RD-¥656.39 - ¥790.64 -
On Sale
DOWN4SOUND MM504 (MINI MAXX) - PURPLE | 300W RMS MINI 4 CH CAR AUDIO AMPLIFIER
Down4Sound
¥656.39 - ¥790.64Introducing the DOWN4SOUND MM504 (MINI MAXX) in Purple - a sleek and potent 500W 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...MM504-PU-¥656.39 - ¥790.64