DOWN4SOUND
Shop Down4Sound car audio amplifiers engineered for clean power, strong output, and reliable performance in daily driver, sound quality, SPL, and high-output car audio systems. Browse Down4Sound monoblock amps, multi-channel amplifiers, full-range amps, compact amplifier solutions, and JP Series amp models built for subwoofers, door speakers, mids, highs, and complete custom audio builds.
Whether you are upgrading a factory system, powering a bass setup, building a louder front stage, or designing a full Down4Sound system, compare car audio amp models by RMS power, channel configuration, impedance, footprint, and application to find the right Down4Sound amp for your vehicle, power goals, and installation needs.
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DOWN4SOUND | JP154 - BLACK GLOSS | 1000W RMS | 4 CHANNEL CAR AUDIO AMPLIFIER
DOWN4SOUND
¥1,746.01 - ¥2,014.58The DOWN4SOUND JP154 Gloss Black is a 1000W RMS 4 Channel Class D car audio amplifier built for strong mids, highs, and versatile multi speaker systems. Engineered for clean power delivery and efficient performance, the JP154 delivers reliable multi...JP154-BKG-¥1,746.01 - ¥2,014.58 -
DOWN4SOUND | MM1604 (MINI MAXX) - WHITE GLOSS | 600W RMS MINI | 4 CHANNEL CAR AUDIO AMPLIFIER
DOWN4SOUND
MSRP: ¥2,350.43¥1,477.39The DOWN4SOUND MM1604 Mini Maxx in White Gloss is a compact 4 channel full range Class D car audio amplifier built for clean installs and efficient power delivery. Rated at 600W RMS, it is designed to drive mids and highs with authority, run active...MM1604-WHG-MSRP: ¥2,350.43¥1,477.39 -
DOWN4SOUND | MM1604 (MINI MAXX) - TEAL | 600W RMS MINI | 4 CHANNEL CAR AUDIO AMPLIFIER
DOWN4SOUND
MSRP: ¥2,350.43¥1,477.39The DOWN4SOUND MM1604 Mini Maxx in Teal is a compact 4 channel full range Class D car audio amplifier built for clean installs and efficient power delivery. Rated at 600W RMS, it is designed to drive mids and highs with authority, run active speaker...MM1604-TL-MSRP: ¥2,350.43¥1,477.39 -
DOWN4SOUND | MM1604 (MINI MAXX) - RED | 600W RMS MINI | 4 CHANNEL CAR AUDIO AMPLIFIER
DOWN4SOUND
MSRP: ¥2,350.43¥1,477.39The DOWN4SOUND MM1604 Mini Maxx in Red is a compact 4 channel full range Class D car audio amplifier built for clean installs and efficient power delivery. Rated at 600W RMS, it is designed to drive mids and highs with authority, run active speaker...MM1604-RD-MSRP: ¥2,350.43¥1,477.39 -
DOWN4SOUND | MM1604 (MINI MAXX) - PURPLE | 600W RMS MINI | 4 CHANNEL CAR AUDIO AMPLIFIER
DOWN4SOUND
MSRP: ¥2,350.43¥1,477.39The DOWN4SOUND MM1604 Mini Maxx in Purple is a compact 4 channel full range Class D car audio amplifier built for clean installs and efficient power delivery. Rated at 600W RMS, it is designed to drive mids and highs with authority, run active speaker...MM1604-PU-MSRP: ¥2,350.43¥1,477.39 -
DOWN4SOUND | MM1604 (MINI MAXX) - ORANGE | 600W RMS MINI | 4 CHANNEL CAR AUDIO AMPLIFIER
DOWN4SOUND
MSRP: ¥2,350.43¥1,477.39The DOWN4SOUND MM1604 Mini Maxx in Orange is a compact 4 channel full range Class D car audio amplifier built for clean installs and efficient power delivery. Rated at 600W RMS, it is designed to drive mids and highs with authority, run active speaker...MM1604-OR-MSRP: ¥2,350.43¥1,477.39 -
DOWN4SOUND | MM1604 (MINI MAXX) - GREEN | 600W RMS MINI | 4 CHANNEL CAR AUDIO AMPLIFIER
DOWN4SOUND
MSRP: ¥2,350.43¥1,477.39The DOWN4SOUND MM1604 Mini Maxx in Green is a compact 4 channel full range Class D car audio amplifier built for clean installs and efficient power delivery. Rated at 600W RMS, it is designed to drive mids and highs with authority, run active speaker...MM1604-GR-MSRP: ¥2,350.43¥1,477.39 -
DOWN4SOUND | MM1604 (MINI MAXX) - GRAY | 600W RMS MINI | 4 CHANNEL CAR AUDIO AMPLIFIER
DOWN4SOUND
MSRP: ¥2,350.43¥1,477.39The DOWN4SOUND MM1604 Mini Maxx in Gray is a compact 4 channel full range Class D car audio amplifier built for clean installs and efficient power delivery. Rated at 600W RMS, it is designed to drive mids and highs with authority, run active speaker...MM1604-GY-MSRP: ¥2,350.43¥1,477.39 -
DOWN4SOUND | MM1604 (MINI MAXX) - CAMO | 600W RMS MINI | 4 CHANNEL CAR AUDIO AMPLIFIER
DOWN4SOUND
MSRP: ¥2,350.43¥1,477.39The DOWN4SOUND MM1604 Mini Maxx Camo is a compact 4 channel full range Class D car audio amplifier built for clean installs and efficient power delivery. Rated at 600W RMS, it is designed to drive mids and highs with authority, run active speaker setups,...MM1604-CM-MSRP: ¥2,350.43¥1,477.39 -
DOWN4SOUND | MM1604 (MINI MAXX) - BLUE | 600W RMS MINI | 4 CHANNEL CAR AUDIO AMPLIFIER
DOWN4SOUND
MSRP: ¥2,350.43¥1,477.39The DOWN4SOUND MM1604 Mini Maxx in Blue is a compact 4 channel full range Class D car audio amplifier delivering 600W RMS of clean, efficient power for modern performance systems. Designed for clean installations and performance builds, the MM1604 Mini...MM1604-BL-MSRP: ¥2,350.43¥1,477.39 -
DOWN4SOUND | MM1604 (MINI MAXX) - BLACK GLOSS | 600W RMS MINI | 4 CHANNEL CAR AUDIO AMPLIFIER
DOWN4SOUND
MSRP: ¥2,350.43¥1,477.39The DOWN4SOUND MM1604 Mini Maxx in Black Gloss is a compact 4 channel full range Class D car audio amplifier delivering 600W RMS of clean, efficient power for modern performance systems. Designed for clean installations and performance builds, the MM1604...MM1604-BKG-MSRP: ¥2,350.43¥1,477.39 -
DOWN4SOUND | JP1.2Z3 CAMO | 1200W RMS | 4 2 1 ANY-OHM AMPLIFIER
DOWN4SOUND
¥2,014.64 - ¥2,148.89*Disclaimer - This amplifier has been hydro dipped and may exhibit imperfections, as the design is not applied through painting.* Prepare to elevate your audio experience with the sleek and powerful DOWN4SOUND JP1.2z3 amplifier in CAMO...JP1.2Z3-CM-¥2,014.64 - ¥2,148.89