4-Channel Amplifiers

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Kicker CX360.4 CX Series High-Power 360W 4-channel Full-Range Amplifier

$229.95 $199.95

The CXA360.4 Four-Channel Amplifier is built to power all your door speakers in a single, powerful package. Using Class A/B power, this amp features a variable bass boost with KickEQ™, giving you as much as a 6dB of extra bump. A powerful 12dB crossover is also included, letting...

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Kicker

Kicker KXA400.4 KS Series 4-channel 400w Full-Range High-Power Amplifier

$349.95 $329.95

KICKER® KX amplifiers deliver unrivaled power and sonic quality. This KX 400-watt four-channel amplifier is built to easily power your door speakers or be a full system solution. FIT2™ (Fail-Safe Integration Technology) ensures your amp works with nearly any stock or aftermarket radio. Features: Class D Power Plant...

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Sony

Sony XM-S400D 4 Channel Micro Amplifier (Black)

$139.99

Power up your in-car sound with the XM-S400D 4-channel amplifier. With a continuous power output of 45 watts per channel, your music comes to life with depth and detail. Its compact size allows you to get the sound you deserve without losing any of the space that you...

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Audiocontrol

AudioControl LC-4.800 High-Power 4-channel Amplifier with Accubass®

$629.99 $549.99

AudioControl LC-4.800 High-Power Multi-channel Amplifier with Accubass®“Making Good Sound Great” is our passion at AudioControl and that legacy continues with the LC-4.800 multi-channel amplifier.This unique high power design features six active speaker level inputs with summing allowing you to interface and integrate with most factory-installed source units. The...

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Arc Audio

Arc Audio ARC Series 1000.4 Audiophile Grade 4ch Amplifier

$899.00 $819.00

The new ARC Series of amplifiers are the most technically advanced and best-equipped amplifiers ARC Audio has produced to date. Featuring the latest designs from Robert Zeff, the three new ARC Series amplifiers represent a bold step forward in how consumers and retailers perceive mobile amplification. The ARC...

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Arc Audio

Arc Audio X2 Series 600.4 High-Performance 4ch Amplifier

$659.00 $599.00

If you have or are an owner of the XDi Series then hold on to your seats. The X2 series is the newest version of this proven and powerful technology. The X2 600.4 offers all of the same features and dynamic power that you fell in love with...

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Arc Audio

Arc Audio X2 Series 450.4 High-Performance 4ch Amplifier

$439.00 $399.00

Just because it's the smallest amplifier in the line doesn't mean it can't pack a serious punch. The X2 450.4 may be the baby of the X2 amplifier line, but it provides an impressive 85 Watts per channel. This 4-channel amp can drive even the best speakers to...

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Arc Audio

Arc Audio KS300.4 V3 Audiophile Grade Class G/H 4ch Amplifier

$699.00 $639.00

When people talk to us about the KAR Series line of amplifiers the two words we always hear are “Solid”, “Proven”, and “Quality”. These very reasons define why we took the steps necessary to give a fresh start to a classically proven line that has helped drive ARC...

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Arc Audio

Arc Audio Class A/B SE 4200 800w 4ch SQ Audiophile Amplifier

$1,739.00 $1,579.00

Signature Edition by Robert Zeff is our no compromise, high power, audiophile amplifier designed and engineered by Robert Zeff, and the staff at Nikola Engineering. This design is taken from Roberts many years of experience in both professional and the car audio industries where he daily used, repaired,...

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Arc Audio

Arc Audio Class A/B SE 4100 4ch SQ Audiophile Amplifier

$1,209.00 $1,099.00

Signature Edition by Robert Zeff is our no compromise, high power, audiophile amplifier designed and engineered by Robert Zeff, and the staff at Nikola Engineering. This design is taken from Roberts many years of experience in both professional and the car audio industries where he daily used, repaired,...

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Arc Audio

Arc Audio ARC Series 1000.4 Audiophile Grade 4ch Amplifier w/ Built-in DSP

$1,429.00

The new ARC Series of amplifiers are the most technically advanced and best-equipped amplifiers ARC Audio has produced to date. Featuring the latest designs from Robert Zeff, the three new ARC Series amplifiers represent a bold step forward in how consumers and retailers perceive mobile amplification. The ARC...

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Mosconi

Mosconi Gladen One Series 130.4 4ch Sound Quality Audiophile Amplifier

$940.00 $749.99

FEATURES:4 channel amplifierBlack finishingPower Rating: 130 Watt per channel @ 4 Ohm < 1% THD+NSn Ratio: > XX dBA (ref: 1 Watt into 4 Ohm)G-HOC socket per channel pair for G_HP & LP, G_FSA, G_MONO, RTC_MOS, and HOC e.g. BMW, Audi……..HP or LP filter switchableImproved input interface, better...

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Mosconi

Mosconi Gladen One Series 130.4 4ch DSP Sound Quality Audiophile Amplifier

$1,250.00 $999.99

FEATURES:4 channel amplifierBlack finishingPower Rating: 130 Watt per channel @ 4 Ohm < 1% THD+NSn Ratio: > 67 dBA (ref: 1 Watt into 4 Ohm)Incl. DSP 4to6 on boardOnly one software, always updated.4 presets instead of 2.Low-level DSP processed output (as the CH5-6 in the D2-100.4DSP).It works with...

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DD Audio

DD Audio D4.75 D-Series 4ch Compact High-Performance Amplifier

Local Pickup Only. Contact us for details & exceptions.--The D4.75 is a mini chassis amp designed to make space constrained installations a breeze. Don’t be fooled by its small stature; in 4 ohms bridged mode this little powerhouse can produce over 2 x 180Watts. It also features a...

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Kicker

Kicker KEY200.4 Key Series 4-channel Compact Smart Amplifier

$299.95 $249.95

The biggest advance - in the smallest package.Introducing the KEY smart amplifier and audio processor in one, featuring AI-driven DSP. ACOUSTIC CORRECTION = AUDIO PERFECTIONDon’t just make your system louder - make it clearer. Make it better… Press the selector, and the microphone goes to work. The KEY...

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Kicker

Kicker KEY180.4 Key Series 4-channel Compact Smart Amplifier (Discontinued, Key 200.4 is the replacement)

$249.95 $199.95

Discontinued, Key 200.4 is the replacementhttps://soundsgoodstereo.com/products/kicker-key200-4-key-series-4-channel-compact-smart-amplifierThe biggest advance - in the smallest package.Introducing the KEY smart amplifier and audio processor in one, featuring AI-driven DSP. ACOUSTIC CORRECTION = AUDIO PERFECTIONDon’t just make your system louder - make it clearer. Make it better… Press the selector, and the microphone...

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Kicker

Kicker IQ500.4 High-Performance 500w 4-channel Amplifier with Built-in DSP

$549.95 $449.95

These all-new IQ Amplifiers are best described as very complex and technically “cutting-edge,” while being remarkably easy and rewarding to use. The IQ500.4 Four-Channel Amplifier gives you audiophile quality processors and power outputs for incredibly accurate detail in a small chassis.The IQ500.4 delivers 65 watts x 4 at...

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Mosconi

Mosconi D2 Series 100.4 Compact 4ch Sound Quality Audiophile Amplifier

$1,125.00 $899.99

FEATURES: Amplifiers that set the world record for power-to-size. Hi-Low level inputs and “auto power-on”, G_cards slots. Of course, strictly Made in Italy! No more installation car problems. Made of a tuneful and refined sound and an amazing “punch capability” Silver-Brushed finishing Power Rating: 105 Watt @ 4...

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Mosconi

Mosconi D2 Series 100.4 DSP Compact 4ch Sound Quality Audiophile Amplifier w/ DSP

$1,438.00 $1,149.99

FEATURES: Class D, 4-channel amplifier with on-board DSP +2 digitally processed line outputs DSP with SP-DIF digital input, AUX inputs suitable for hands-free set, mobile navigation, and external stereo sources Silver-Brushed finishing Power Rating: 105 Watt @ 4 Ohm < 1% THD+N Sn Ratio: >XX dBA (ref: 1...

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Audiocontrol

Audiocontrol D-4.800 4-channel High-Power Amplifier with Digital Sound Processor

$799.99 $699.99

High-power 4 channel DSP matrix amplifier with accubass® AudioControl has paired our award-winning amplifier technology with our powerful Matrix DSP into the D-4.800. This single-unit solution provides unprecedented power and tuning flexibility when you require audio perfection from your factory or aftermarket sound system. The D-4.800 features active...

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ETON

ETON SDA 150.4 4-channel Amplifier

$499.99

Power Ratings: 4 x 120 RMS @ 4 Ohm4 x 180 RMS @ 2 Ohm2 x 360 RMS @ 4 Ohm BridgedCore Features:Automatic turn-onHigh level in for direct connection to the original radioWorks with Start/stop vehiclesDimensions (WxHxL) 6.81" (17.3cm) x 2.16" (5.50cm) x 11.02" (28cm)Tech Specs:Battery Fuse Rating (Amp) External (Not Supplied)...

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Sony

Sony XM-GS4 GS Series 4/3/2 Channel Hi-Res Amplifier (Black)

$248.00

High-resolution audio compatible Up to 100kHz frequency range 70W x 4 RMS rated power output Premium components for superior performance Low- and high-pass filters for accurate sound Channel configuration: 4ch/3ch/2ch Max. channel power configuration at 4 Ohm: 150W x 4 Max. channel configuration at 4 Ohm BTL: 350W...

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Mosconi

Mosconi Gladen One Series 80.4 4ch Sound Quality Audiophile Amplifier

$820.00 $649.99

FEATURES:4 channel amplifierBlack finishingPower Rating: 80 Watt per channel @ 4 Ohm < 1% THD+NSn Ratio: > XX dBA (ref: 1 Watt into 4 Ohm)G-HOC socket per channel pair for G_HP & LP, G_FSA, G_MONO,RTC_MOS and HOC e.g. BMW, Audi……..HP or LP filter switchableImproved input interface, better noise...

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Audiocontrol

AudioControl ACM-4.300 Micro 300w 4-Channel Amplifier

$349.99 $299.99

AudioControl ACM-4.300 Four Channel Micro AmplifierACM series amplifiers by AudioControl are the perfect blend of power and features for car audio systems from mild to wild. Compact size, high power and the ability to help integrate with factory stereo systems are features that assure “Making Good Sound...

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Mosconi

Mosconi AS Series Class A/B 200.4 4ch 1800w SQ Audiophile Amplifier

$1,750.00 $1,399.99

The Mosconi-Gladen team have really done a good job!We were all a bit skeptical about the ability of disposal of our heat-sink. We had been thinking of it for a while, but we had never actually tried. Then, one day Filippo, our technician, called us and said: "Incredible!"...

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Mosconi

Mosconi ZERO 4 Class A/B 1145w 4ch Sound Quality Audiophile Amplifier

$2,500.00 $1,999.99

AB class, full MOSFET 1 Ohm stable. Very low THD and IMD Regulated power supply High/Low-level selector (HL / LL) Auto REMOTE function Cross Over with separate High Pass and Low Pass filter, Band Pass allowed Remote Volume Control RTC_MOS (optional) Side panels in soft-touch finishing Target powers...

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Mosconi

Mosconi AS Series Class A/B 100.4 4ch 960w SQ Audiophile Amplifier

$1,190.00 $949.99

The Mosconi-Gladen team have really done a good job!We were all a bit skeptical about the ability of disposal of our heat-sink. We had been thinking of it for a while, but we had never actually tried. Then, one day Filippo, our technician, called us and said: "Incredible!"...