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    Best Seller
    Rockford Fosgate T400-4 Power 400 Watt 4-Channel Amplifier

    Rockford Fosgate T400-4 Power 400 Watt 4-Channel Amplifier

    Proof that good things come in small packages the T4004 is a solid amplifier for coaxials or components. Built for lower impedance loads the T4004 offers great wiring flexibility for multiple speaker configurations. more

    $399.95

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    Rockford Fosgate P400X4 Punch 400 Watt 4 Channel Amplifier

    Rockford Fosgate P400X4 Punch 400 Watt 4 Channel Amplifier

    The P400X4 is perfect for 4 way front stage/rear fill or 3 way front stage/subwoofer systems. Simply drop a pair of component speakers on the front channels and subs on the rear and BOOM you got The PUNCH. With its flexible design the P400X4 is an... more

    $339.99

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    Best Seller
    NEW Diamond Audio D3 400.4 50W RMS x 4 at 4 Ohms 4-Channel Class A/B Amplifier 800W Max

    NEW Diamond Audio D3 400.4 50W RMS x 4 at 4 Ohms 4-Channel Class A/B Amplifier 800W Max

    400 Watt 4-Channel Class A/B Amplifier more

    $199.99

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    Rockford Fosgate TM400X4ad Power Marine 400 Watt Class-ad 4-Channel Amplifier

    Rockford Fosgate TM400X4ad Power Marine 400 Watt Class-ad 4-Channel Amplifier

    Upgrade your outdoor vehicle s sound system with a powerful new centerpiece thanks to the Rockford Fosgate Power Marine Class AD 400 Watt 4 Channel Amplifier. This marine amplifier unit features a durable lightweight shell with a 2-part epoxy coating... more

    $569.99 $349.99

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    Rockford Fosgate R400-4D 400 Watt Full-Range Class-D 4-Channel Amplifier

    Rockford Fosgate R400-4D 400 Watt Full-Range Class-D 4-Channel Amplifier

    400W 4-Channel Class D Prime Series Full Range Amplifier more

    $269.99

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    SOUNDSTORM Evolution 400 W 4-Channel Full Range Class A/B Amplifier | EV4.400

    SOUNDSTORM Evolution 400 W 4-Channel Full Range Class A/B Amplifier | EV4.400

    The SOUNDSTORM Evolution 400 W Amplifier is a 4 channel 400 watt car amp that packs a punch for a really reasonable price. This amp is Class A/B with a specific linear circuitry that increases sound quality and power output while reducing distortion.... more

    $66.15

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    Kenwood Excelon Xr600-1 Car Amplifier - 600 W Rms - 1 Channel - Class D - 20 Hz To 200 Hz - 1 X 400 W @ 4 Ohm - 1 X 600 W @ 2 Ohm (xr6001)

    Kenwood Excelon Xr600-1 Car Amplifier - 600 W Rms - 1 Channel - Class D - 20 Hz To 200 Hz - 1 X 400 W @ 4 Ohm - 1 X 600 W @ 2 Ohm (xr6001)

    Kenwood s Excelon XR600-1 mono subwoofer amplifier adds power and punch to your car s subwoofer system as it powers your sub with up to 600 watts RMS. The XR600-1 can fit in many different places in your car because of its incredibly low profile — it... more

    $299.00

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    New Precision Power i650.1 650 Watt MONO Class D Car Audio Power Amplifier Amp

    New Precision Power i650.1 650 Watt MONO Class D Car Audio Power Amplifier Amp

    The Precision Power i650.1 MONO class D car amplifier features a MAX power of 650 watts and a RMS power of 400 watts x 1 channel @ 4 Ohm. Other features include a MOSFET power supply with audiophile grade IRTM transistors military grade SMT PCB... more

    $134.54 $119.11

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    Pioneer 4-Channel - Class D 400w Max Power - Compact Bridgeable Amplifier

    Pioneer 4-Channel - Class D 400w Max Power - Compact Bridgeable Amplifier

    Whether you call it compact or micro the GM-D1004 GM digitl Series Slim Compact Class FD 400 Watt 4 Channel Amp from Pioneer will wear the name proudly. It s slightly smaller than a standard brick so you ll have no problem finding a place to mount it... more

    $139.95

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    BOSS Audio R1004 Riot 400W 4-Channel Class A/B Car Audio High Power Amplifier

    BOSS Audio R1004 Riot 400W 4-Channel Class A/B Car Audio High Power Amplifier

    The Boss R1004 4 channel amplifier features a MAX power handling of 400 watts and a RMS power handling of 50 watts. The Class A/B circuit design runs cooler and more efficiently with low distortion and high reliability. This class is intermediate... more

    $69.00 $60.99

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    Power Acoustik Marine 5 Ch Class D Amp 2500 Watts White MA5-2500D

    Power Acoustik Marine 5 Ch Class D Amp 2500 Watts White MA5-2500D

    Power Acoustik Marine 5 Ch Class D Amp 2500 Watts White MA5-2500D. 4V: 300 x 2 + 600 x 1 RMS Power 2O 14.4V: 150 x 4 + 600 x 1 RMS Power 4O 14.4V: 100 x 4 + 400 x 1 Dimensions: 4.75inw x 1.625inh X 12.25in L Compact 4.75in Chassis Design for... more

    $212.99

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    Pyle® Chopper Series 1 400-watt 2-channel Bridgeable Class Ab Amp

    Pyle® Chopper Series 1 400-watt 2-channel Bridgeable Class Ab Amp

    Pyle® Chopper Series 1 400-watt 2-channel Bridgeable Class Ab Amp more

    $65.99

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    New Pyle PLMRMP1B 400 Watt 2 Channel Marine Waterproof Micro Audio Amplifier Amp

    New Pyle PLMRMP1B 400 Watt 2 Channel Marine Waterproof Micro Audio Amplifier Amp

    The **Pyle PLMRMP1B** features a marine ready two channel power amplifier pushing up to 400 watts a waterproof stereo 3.5mm to RCA adapter for plugging in virtually any audio source including your iPod or other MP3 player anti thump turn on 2 ohm... more

    $46.85

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    Polk Audio PAD4000.4 4-Channel 800 Watt RMS Car Audio Amplifier Amp PA D4000.4

    Polk Audio PAD4000.4 4-Channel 800 Watt RMS Car Audio Amplifier Amp PA D4000.4

    Polk PA D4000.4 Super Efficient Class-D bridgeable 4-channel Amplifier - 125 RMS X 4 at 4-Ohms The PA D4000.4 amplifier is capable of bridging two full-range channels into a single full range channel with higher output power. For instance one front and... more

    $184.95 $149.95

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    BOSS DIABLO D250.4 - Car - amplifier - 4-channel - 250 Watts x 4

    BOSS DIABLO D250.4 - Car - amplifier - 4-channel - 250 Watts x 4

    BOSS DIABLO D250.4 - car - amplifier more

    $159.00

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    Planet Audio AC1200.4 4 Channel Car Amplifier - 1200 Watts Full Range Class A/B 2-4 Ohm Stable Mosfet Power Supply Bridgeable

    Planet Audio AC1200.4 4 Channel Car Amplifier - 1200 Watts Full Range Class A/B 2-4 Ohm Stable Mosfet Power Supply Bridgeable

    Drive up your music vibes with the Planet Audio Anarchy AC1200.4 4-Channel Class A/B Full Range Amplifier. This powerful 2-Ohm stable Amplifier features 1200 Watts Max Power with a MOSFET power supply for clean strong sound. Customize the sound with... more

    $114.99

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    Planet Audio BBD1200.4 Big Bang 1 200-Watt Class D 4-Channel Digital Amp

    Planet Audio BBD1200.4 Big Bang 1 200-Watt Class D 4-Channel Digital Amp

    Planet Audio BB4.1200 4 Channel Car Amplifier – 1200 Watts Full Range Class A/B 2-4 Ohm Stable MOSFET Power Supply Bridgeable more

    $135.77 $124.52

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    Rockford Fosgate T600-4 Power 600 Watt 4-Channel Amplifier

    Rockford Fosgate T600-4 Power 600 Watt 4-Channel Amplifier

    Rockford Fosgate Power T600-4 - car - amplifier more

    $739.99 $599.99

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    Crunch® Pz-1020.4 zone 1 000-watt 4-channel Class Ab Amp

    Crunch® Pz-1020.4 zone 1 000-watt 4-channel Class Ab Amp

    Looking for a car audio amplifier? The Crunch PZ-1020.4 ZONE 4 Channel Car Audio Amplifier features red heat s elements and high level inputs utilizing SPEED-FET output devices. QTD technology produces 1 000 watts of in a stereo or bridged mono... more

    $119.99

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    Boss Audio 1600 Watt 4 Channel Car Amplifier Power Audio with Remote | AR1600.4

    Boss Audio 1600 Watt 4 Channel Car Amplifier Power Audio with Remote | AR1600.4

    Outfit your vehicle with quality equipment and get one step closer to the perfect sound with the Boss Audio 1600 Watt 4 Channel Amplifier. The Boss AR1600.4 4 Channel car amplifier features 1600 watt max power and a RMS power of 160 watts at 4 ohms.... more

    $115.00 $99.99

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    MB QUART MA1-440.4 440 Watt 4-Channel Car Audio Amplifier Amp

    MB QUART MA1-440.4 440 Watt 4-Channel Car Audio Amplifier Amp

    Description: MB Quart M-Line compact four channel amplifier features innovative sound quality and power technology. The MA1-440.4 is a 440 watt bridgeable digital class amplifier. It s compact size makes it perfect for applications were space is at a... more

    $109.95 $79.99

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    Rockford Fosgate PBR300X4 300 Watt 4-Channel Amplifier Compact Power Amp+Remote

    Rockford Fosgate PBR300X4 300 Watt 4-Channel Amplifier Compact Power Amp+Remote

    The **Rockford Fosgate PBR300X4** 300 Watt 4 channel Amplifier is designed for compact subwoofer systems. It is perfect for motorcycles ATV s and hybid electric vehicles and it won t drain a lot of juice from your electrical system. This amp features:... more

    $269.99

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    Rockford Fosgate PBR300X4 Punch BRT 300-Watt Ultra Compact 4-Channel Amplifier

    Rockford Fosgate PBR300X4 Punch BRT 300-Watt Ultra Compact 4-Channel Amplifier

    300W RMS Punch Series Boosted Rail Compact 4-Channel Amplifier more

    $279.99

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    Soundstream AR4.1200 Arachnid 1200 Watt 4 Channel Class A/B Car Audio Amplifier

    Soundstream AR4.1200 Arachnid 1200 Watt 4 Channel Class A/B Car Audio Amplifier

    If you re a true audiophile after audio perfection you know that having a solid amplifier in your ride matters. That s why so many car audio enthusiasts choose the Soundstream Arachnid 1200-Watt 4-Channel Class A/B Amplifier. This 4-channel amp boasts... more

    $109.99 $99.51

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    Rockford Fosgate P600X4 Punch 600 Watt 4 Channel Amplifier

    Rockford Fosgate P600X4 Punch 600 Watt 4 Channel Amplifier

    the **Rockford Fosgate P600X4** multi channel amplifier features a MAX power handling of 600 watts and a RMS power handling 75 Watts x 4 @ 4 Ohm 150 Watts x 4 @ 2 Ohm or 300 Watts x 2 @ 4 Ohm Bridged. In addition to 4 channel stereo mode you can bridge... more

    $459.99

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    Rockford Fosgate P600X4 Punch 600 Watt 4-Channel Amplifier

    Rockford Fosgate P600X4 Punch 600 Watt 4-Channel Amplifier

    The Punch P600X4 is a 4-channel amplifier producing 150 Watts into all four channels at 2-Ohm. The P600X4 is perfect for a 4-way full-range system or a 3-way system having a front stage with subwoofers on the rear channels. more

    $459.99

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    Rockford Fosgate PM600X4 Punch Marine 600 Watt 4-Channel Amplifier

    Rockford Fosgate PM600X4 Punch Marine 600 Watt 4-Channel Amplifier

    The Punch PM600X4 multi-channel amplifier is versatile to power any audio system configuration. In addition to 4-channel stereo mode you can bridge both channels to create a high power 2-channel amp or run stereo speakers on the front with subwoofers... more

    $589.99

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    Install Bay AK4ANL 4 Gauge Complete Amp Kit 1600 Watt

    Install Bay AK4ANL 4 Gauge Complete Amp Kit 1600 Watt

    Install Bay AK4ANL 4 Gauge Complete Amp Kit 1600 Watt Sold as a Kit; 4 Gauge Complete Amp Kit 1600 Watt Each. Contains: 17 4 GA BLUE POWER WIRE 3 4 GA BLACK POWER WIRE 1 RIGHT ANGLE RCA CABLE - 17 BLUE SIDE BY SIDE - SINGLE INJECTION ENDS - NICKEL... more

    $39.00 $34.99

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    Power Acoustik RE4-2000D 2000 Watt 4-Channel Car Stereo Amplifier Amp+Wire Kit

    Power Acoustik RE4-2000D 2000 Watt 4-Channel Car Stereo Amplifier Amp+Wire Kit

    Package Includes: (1) Power Acoustik RE4-2000D 2000 Watt 4-Channel Car Stereo Amplifier Amp (1) Rockville RWK42 4 Gauge 4 Channel Complete Wire Kit With (2) RCA Cables Features of RE4-2000D: Power Acoustik RE4-2000D 2000 Watt 4-Channel Car Amplifier 4... more

    $378.99 $108.90

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    Soundstream PN4.520D Picasso Nano 520 Watt 4 Channel Amplifier

    Soundstream PN4.520D Picasso Nano 520 Watt 4 Channel Amplifier

    RMS Power Range: 100-160 Watts. Number Of Channels: 4. Channel Separation: Yes. Amplifier Class: D. Small Compact 4.75 Wide Chassis. 4-ohm Bridged/2-ohm Stereo Class D Full Range. 2-Ohm Stable Class D Monoblocks. Mosfet PWM Power Supply. 80Hz 12dB HP... more

    $139.99

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    jensen 32050M Jensen Power760 4-Channel 760 Watt Amplifier (Black)

    jensen 32050M Jensen Power760 4-Channel 760 Watt Amplifier (Black)

    Time to stretch your sound muscles with the POWER760 4 channel amplifier. more

    $149.38

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    JENSEN POWER760 4-Channel Amplifier - 760W

    JENSEN POWER760 4-Channel Amplifier - 760W

    JENSEN POWER760 4-Channel Amplifier - 760W JENSEN POWER760 AMP 760 WATTS PEAK POWER 4 CHANNEL more

    $190.92

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    Jensen POWER760 4-Channel Amplifier

    Jensen POWER760 4-Channel Amplifier

    Time to stretch your sound muscles with the POWER760 4 channel amplifier. It tops out at 760 Watts of peak power has a protection circuit that safeguards against short circuits DC offset and thermal overload a channel mode selector which allows you to... more

    $139.99

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    Crunch PowerDriveX 1000 Watt 4 Channel Exclusive Blue A/B Car Stereo Amplifier

    Crunch PowerDriveX 1000 Watt 4 Channel Exclusive Blue A/B Car Stereo Amplifier

    Get more performance out of your entire car audio system by choosing the right amp the Crunch 1000 Watt 4 Channel PowerDriveX Series Class AB Car Amplifier. This exclusive model comes in stunning blue. Unparalleled in quality the Crunch 1000 Watt 4... more

    $96.99 $65.99

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    Rockford Fosgate T1000-4ad Power 1 000 Watt Class-ad Full-Range 4-Channel Amplifier

    Rockford Fosgate T1000-4ad Power 1 000 Watt Class-ad Full-Range 4-Channel Amplifier

    This brand new **Rockford Fosgate T1000-4ad** 1000 Watt 4-Channel Car Audio Amplifier is the perfect amplifier for you and with 1000 watts divided between 4 channels you will never run out of bass pumping power. This amp features Class-AD tecnology... more

    $999.99

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    MB QUART NA2-400.2 400w 2-Channel Amplifier Amp For Polaris/ATV/UTV/RZR/CART

    MB QUART NA2-400.2 400w 2-Channel Amplifier Amp For Polaris/ATV/UTV/RZR/CART

    MB QUART NA2 400.2 400 Watt 2-Channel Amplifier For Polaris ATV UTV RZR and CART more

    $99.95 $87.30

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    Power Acoustik Razor 2500 Watt 5-Channel Class D Car Audio Amplifier

    Power Acoustik Razor 2500 Watt 5-Channel Class D Car Audio Amplifier

    Power Acoustik Razor 2500 Watt 5-Channel Class D Car Audio Amplifier - Razor Series 5-Channel Car Amplifier - Channel 1-4 RMS Power Rating: - 4 ohms: 100 watts x 4 chan. - 2 ohms: 150 watts x 4 chan. - Bridged 4 ohms: 300 watts x 2 chan. - Subwoofer... more

    $142.99

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    MTX THUNDER1000.1 1000 Watt RMS Mono Class D 1-Ohm Car Audio Amplifier+Amp Kit

    MTX THUNDER1000.1 1000 Watt RMS Mono Class D 1-Ohm Car Audio Amplifier+Amp Kit

    Package: MTX THUNDER1000.1 1000 Watt RMS Mono Class D Car Amplifier + Rockville RWK4CU 100% Copper Full-Spec 4 AWG Complete Car Amplifier Installation Kit - This Is Our Best 4 AWG Kit! more

    $379.95

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    SOUNDSTORM EV2.2000 EVOLUTION Series 2-Channel MOSFET Class AB Amp (2 000 Watts max)

    SOUNDSTORM EV2.2000 EVOLUTION Series 2-Channel MOSFET Class AB Amp (2 000 Watts max)

    Technical Information Classification: Class AB Audio Channels: 2 Bridgeable: Yes Rated Power @ 2 Ohm: 2 x 750W Rated Power @ 4 Ohm: 2 x 375W Bridged Power @ 4 Ohm: 1 x 2000W PMPO Output Power: 2000 W Minimum Frequency Response: 9 Hz Maximum Frequency... more

    $141.64

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    Power Acoustik RE1-3000D 3000 Watt Mono Amplifier Car Stereo Amp+Wire Kit

    Power Acoustik RE1-3000D 3000 Watt Mono Amplifier Car Stereo Amp+Wire Kit

    Package: Power Acoustik RE1-3000D 3000 Watt Mono Car Amplifier + Rockville RWK41 4 Gauge 2 Channel Complete Wire Kit With RCA Cables more

    $369.99 $127.93

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    More information about Car Amplifiers

    Best prices on 400 watt 4 in Car Amplifiers. Check out Bizrate for great deals on popular brands like Audiopipe, Autotek and Boss. Use Bizrate's latest online shopping features to compare prices. Read product specifications, calculate tax and shipping charges, sort your results, and buy with confidence. Easily narrow your search and find the product that's perfect for you.