AMPLIFIERS
Shop car audio amplifiers for subwoofers, door speakers, marine audio systems, motorcycles, powersports vehicles, and complete car audio system upgrades. Browse monoblock amplifiers, 2-channel amps, 4-channel amps, multi-channel amplifiers, full-range amplifiers, and high-performance models from leading car audio brands.
Whether you are upgrading factory audio, powering speakers, building a high-output bass system, or designing a competition-level setup, the right car amplifier provides the power, control, and efficiency needed to maximize system performance.
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DOWN4SOUND | MM504 (MINI MAXX) - GREEN | 300W RMS MINI | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥772.24 - ¥906.49Introducing the DOWN4SOUND MM504 (MINI MAXX) in Green - 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-GR-¥772.24 - ¥906.49 -
DOWN4SOUND | LED BASS KNOB WITH VOLT METER - RED
DOWN4SOUND
MSRP: ¥537.19¥234.98Command your bass with precision and peace of mind. The Down4Sound LED Bass Knob combines illuminated style, reliable voltage monitoring, and ultra-precise control in one compact unit. Integrated Digital Volt Meter – Monitor system voltage...D4S-LEDBASS-KNOB-RDMSRP: ¥537.19¥234.98 -
DOWN4SOUND | MM3000KFD (MINI MAXX) - BLACK GLOSS | 3000W RMS MINI | FULL BRIDGE AMPLIFIER
DOWN4SOUND
¥2,350.43 - ¥3,559.12ntroducing the Down4Sound MM3000KFD (MINI MAXX) in Gloss Black The Down4Sound MM3000KFD (MINI MAXX) is a 3000W RMS Mini Full Range Amplifier designed for ultimate audio performance across all frequencies. With a compact size and Gloss Black...MM3000KFD-BKG-¥2,350.43 - ¥3,559.12Qty in Cart: 0Quantity:Price:¥2,350.43 - ¥3,559.12Subtotal: -
DOWN4SOUND | MM1005 (MINI MAXX) - RED | 1100W RMS MINI | 5 CHANNEL AMPLIFIER
DOWN4SOUND
¥1,746.01 - ¥2,014.58Power up your car audio system with the Down4Sound MM1005 (MINI MAXX) - RED, a dynamic 5-channel amplifier designed to deliver exceptional sound quality and performance. Key Features: FULL RANGE & DIGITAL 5 CHANNEL AMPLIFIER CH1-CH4 STABLE INTO...MM1005-RD-¥1,746.01 - ¥2,014.58 -
DOWN4SOUND | JP3 CPT GREEN | 555W RMS | 4 2 1 ANY-OHM AMPLIFIER
DOWN4SOUND
¥1,141.60 - ¥1,275.85JP3 CPT Ω - 555W RMS 4-2-1 OHM AMPLIFIER - GREEN Discover the JP3 CPT Ω - 555W RMS Amplifier, now showcased in a vibrant colored anodized green finish. Crafted with precision, this amplifier stands as the heart of your audio ensemble,...JP3-GR-¥1,141.60 - ¥1,275.85 -
DOWN4SOUND | JP33 WHITE GLOSS | 3300W RMS AMPLIFIER
DOWN4SOUND
¥4,029.35 - ¥4,633.70JP 33 Amplifier: 3300W PLUS RMS MONOBLOCK Amplifier | WHITE Overview: Experience the zenith of audio performance with the JP-33, a monoblock amplifier that reigns supreme in the world of sound amplification. Equipped with a staggering 3300 WATT RMS, this...JP33-WHG-¥4,029.35 - ¥4,633.70Qty in Cart: 0Quantity:Price:¥4,029.35 - ¥4,633.70Subtotal: -
DOWN4SOUND | MM504 (MINI MAXX) - TEAL | 300W RMS MINI | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥772.24 - ¥1,040.73Introducing 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-¥772.24 - ¥1,040.73 -
DOWN4SOUND | ALUMINIUM BASS KNOB - GREEN
DOWN4SOUND
MSRP: ¥537.19¥268.56DOWN4SOUND Universal Aluminum Bass Knob – Premium-Grade Hardware and RCA Connections, Compatible with Most Bass Amplifiers and Fully Compatible with All Down4Sound Amplifiers. Dimensions 2.5" x 1.25" x 1.25" Clickable Potentiometer Rca cable...D4S-BASS-KNOB-GRMSRP: ¥537.19¥268.56 -
DOWN4SOUND | JP33 PURPLE | 3300W RMS AMPLIFIER
DOWN4SOUND
¥4,029.35 - ¥4,633.70JP 33 Amplifier: 3300W PLUS RMS MONOBLOCK Amplifier | PURPLE Overview: Embark on an unparalleled audio journey with the JP-33, a monoblock amplifier that is a titan in the world of sound amplification. With a commanding 3300 WATT RMS, this amplifier is...JP33-PU-¥4,029.35 - ¥4,633.70Qty in Cart: 0Quantity:Price:¥4,029.35 - ¥4,633.70Subtotal: -
DOWN4SOUND | JP33 BLACK | 3300W RMS AMPLIFIER
DOWN4SOUND
¥4,029.35 - ¥4,633.70Meet the Down4Sound JP33, a monoblock amplifier that doesn't just stop at 3300W RMS—it goes beyond. This isn't your run-of-the-mill 3000W amp; it's a powerhouse designed for bass enthusiasts who crave ground-shaking, thunderous bass from their...JP33-BK-¥4,029.35 - ¥4,633.70Qty in Cart: 0Quantity:Price:¥4,029.35 - ¥4,633.70Subtotal: -
DOWN4SOUND | JP63 WHITE GLOSS | 6300W RMS AMPLIFIER
DOWN4SOUND
¥6,715.63 - ¥7,722.92Down4Sound JP63 WHITE Amplifier: 6300W RMS MONOBLOCK Amplifier Dive into the realm of extraordinary bass with the Down4Sound JP63 WHITE, a monoblock amplifier that pushes the boundaries of audio power. With a remarkable 6300W RMS, this amplifier is not...JP63-WHG-¥6,715.63 - ¥7,722.92Qty in Cart: 0Quantity:Price:¥6,715.63 - ¥7,722.92Subtotal: -
DOWN4SOUND | MM1004 (MINI MAXX) - TEAL | 700W RMS MINI | 4 CHANNEL AMPLIFIER
DOWN4SOUND
¥1,275.92 - ¥1,410.16Unleash 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 mids and highs on one channel and bass on the...MM1004-TL-¥1,275.92 - ¥1,410.16