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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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    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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    Best Seller
    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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    Rockford Fosgate T400X4ad Power 400 Watt Class-ad 4-Channel Amplifier

    Rockford Fosgate T400X4ad Power 400 Watt Class-ad 4-Channel Amplifier

    Rockford Fosgate Power T400X4AD - car motorcycle - amplifier - external more

    $519.99

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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

    $349.99

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    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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    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

    $67.07

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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 $119.03

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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 $47.99

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    Alpine MRV-M500 Mono V-Power Digital Amplifier With 4 Gauge AMP Kit

    Alpine MRV-M500 Mono V-Power Digital Amplifier With 4 Gauge AMP Kit

    Alpine MRV-M500 Mono subwoofer amplifier ? 500 watts RMS x 1 at 2 ohms mono subwoofer car amplifier 300 watts RMS x 1 at 4 ohms (500 watts RMS x 1 at 2 ohms) CEA-2006 compliant variable low-pass filter (50-400 Hz 24 dB/octave) variable bass boost (0-12... more

    $177.50

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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

    $149.95

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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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    MTX WET75.4 400 Watt RMS 4-Channel Marine Amplifier+Amp Kit 4 Boat/ATV/UTV/RZR

    MTX WET75.4 400 Watt RMS 4-Channel Marine Amplifier+Amp Kit 4 Boat/ATV/UTV/RZR

    Package Includes: (1) Rockville MRCA20 20 Foot Twisted Pair Marine RCA Cable 100% Copper Split Pin (1) Rockville RMWK4 4 AWG Gauge Waterproof Marine Amplifier/Amp Install Wire Kit (1) MTX WET75.4 400 Watt RMS 4-Channel Marine Amplifier Amp 4... more

    $269.95

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    MB QUART FA2-400.4 400 Watt Class Q1 4-Channel Car Stereo Amplifier + Amp Kit

    MB QUART FA2-400.4 400 Watt Class Q1 4-Channel Car Stereo Amplifier + Amp Kit

    Package Includes: (1) MB Quart FA2-400.4 400 Watt 4-Channel Car Stereo Amplifier Class Q1 Amp (1) Rockville RWK42 4 Gauge 4 Chan Car Amp Wiring Installation Wire Kit (2) RCA s Features: Low Noise Preamplifier Circuit: Q-Stasis Pre Amplifier Stage:... more

    $159.99

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    Memphis Audio MX400.4 400 Watt RMS 4 Channel Motorcycle Amplifier IP66 Amp

    Memphis Audio MX400.4 400 Watt RMS 4 Channel Motorcycle Amplifier IP66 Amp

    Description: Memphis powersports amplifiers were designed with powersports at their core. These IP66 rated compact amplifiers provide massive power in a small package making them the perfect fit for most limited space side by side audio systems. The... more

    $299.95

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    Taramp s TS 400X4 2 Ohms 4 Channel 400 Watts Class D Full Range Amplifier

    Taramp s TS 400X4 2 Ohms 4 Channel 400 Watts Class D Full Range Amplifier

    Taramp s TS 400X4 2 Ohms 4 Channel 400 Watts Class D Full Range Amplifier The TS 400×4 amplifier module from Taramps was developed with the highest performance for the most varied types of automotive sound systems. It is multichannel with 4 channels... more

    $104.00

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    Clarion XR5420 Class 400 Watts 4-Channel Motorcycle Amp Car Audio Amplifier +Kit Bundle

    Clarion XR5420 Class 400 Watts 4-Channel Motorcycle Amp Car Audio Amplifier +Kit Bundle

    100% Genuine Product & Accessories: Audio Watt Store makes it easy to put the finishing touches on your mobile audio installation. Your system will sound and look its best when you use the right car audio installation accessories. We carry the radio... more

    $169.99

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    MTX WET500.1 1000w Marine Mono Amplifier Class D+Amp Kit 4 Boat/ATV/UTV/RZR/Cart

    MTX WET500.1 1000w Marine Mono Amplifier Class D+Amp Kit 4 Boat/ATV/UTV/RZR/Cart

    Package Includes: (1) MTX WET500.1 1000 Watt Marine Mono Amplifier Class D Amp 4 Boat/ATV/UTV/RZR/Cart (1) Rockville RMWK4 4 AWG Gauge Waterproof Marine Amplifier/Amp Install Wire Kit Features of WET500.1: MTX WET500.1 1000 Watt Mono Class D Marine... more

    $279.95

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    Planet Audio AC800.4 4 Channel Car Amplifier - 800 Watts Full Range Class A/B 2-4 Ohm Stable Mosfet Power Supply

    Planet Audio AC800.4 4 Channel Car Amplifier - 800 Watts Full Range Class A/B 2-4 Ohm Stable Mosfet Power Supply

    Planet Audio AC800.4 4 Channel Car Amplifier - 800 Watts Full Range Class A/B 2-4 Ohm Stable Mosfet Power Supply Power - 200 Watts Max x 4 2-Ohms 100 Watts Max x 4 4-Ohms 400 Watts Max x 2 Bridged 4 Ohms Class A/B Topology - Class A amplifiers have... more

    $120.99

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    Marts Digital 4 Ch Amplifier Full Range Class D Compact 400 W 2 ohm MXS-400x4-2

    Marts Digital 4 Ch Amplifier Full Range Class D Compact 400 W 2 ohm MXS-400x4-2

    Marts Digital 4 Channel Amplifier Class D Compact 400 Watt 2 Ohm MXS-400x4-2 THIS LISTING INCLUDES: (1) Marts Digital 4 Channel Amplifier Class D Compact 400 Watt 2 Ohm MXS-400x4-2 The Marts Digital 4 Channel Amplifier is a Brazilian-engineered marvel... more

    $109.99 $82.39

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    Taramps DS 440X4 Class D 440 Watt RMS and 2 Ohms Car Audio 4 Channel Amplifier

    Taramps DS 440X4 Class D 440 Watt RMS and 2 Ohms Car Audio 4 Channel Amplifier

    Give your car subs a boost with the Taramps DS 440X4 440-Watt 2 Ohms 4-Channel Amplifier. You ll be able to experience a crisp clear sound as you jam out on every drive. The amplifier operates at 2 ohms with 400 Watt RMS for maximum power with 4... more

    $125.00

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    BOSS Audio Riot R1004 400W 4 Channel Car Amplifier MOSFET Amp (4 Pack)

    BOSS Audio Riot R1004 400W 4 Channel Car Amplifier MOSFET Amp (4 Pack)

    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

    $240.34 $213.99

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    AUTOTEK MM1620.4 1600W Max (800W RMS) 4-Channel Class-A/B Amplifier

    AUTOTEK MM1620.4 1600W Max (800W RMS) 4-Channel Class-A/B Amplifier

    AUTOTEK MM1620.4 1600W Max (800W RMS) 4-Channel Class-A/B Amplifier Autotek Mean Machine MM1620.4 Class-A/B Full Range 4-Ohm Stable 4-Channel Amplifier RMS Power Rating: 4 ohms: 200 watts x 4 chan. 2 ohms: 400 watts x 4 chan. 1 ohm:... more

    $139.99

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    Diamond Audio MICRO4V2 MICROV2 Series 150WX4 @2Ohms 80W4 @4Ohms Full Range Class D 4-Channel Amplifier

    Diamond Audio MICRO4V2 MICROV2 Series 150WX4 @2Ohms 80W4 @4Ohms Full Range Class D 4-Channel Amplifier

    Maximum Power : 600 Watts Low Frequency Response : 40-400 Hz High Frequency Response : 40-400 Hz Number of Channels : 4 Frequency Response : 20-30000 Hz Built In Crossovers : Yes RMS Power Output : 150x4 Watts Channel Separation : Yes Amplifier Class :... more

    $499.99 $369.99

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    Rockford Fosgate PBR400X4D Punch 400W Compact Full Range 4 Channel Amplifier

    Rockford Fosgate PBR400X4D Punch 400W Compact Full Range 4 Channel Amplifier

    The Rockford PBR400X4D is a full-range 4-channel amplifier designed for stereo front/rear systems that requires little space. The BRT (Boosted Rail Technology) is an ultra efficient design that generates 400 Watts of power! The BRT also has a variable... more

    $279.99

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    Rockford Fosgate T400X4AD Power 100W x 4 Car Amplifier

    Rockford Fosgate T400X4AD Power 100W x 4 Car Amplifier

    400W RMS/Peak Dual Fan Cooled Class A/D more

    $390

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    Kenwood Excelon Black Digital Mono Amplifier - XR600-1

    Kenwood Excelon Black Digital Mono Amplifier - XR600-1

    600W RMS Power At 2-Ohms/ Variable 50-200Hz Low Pass With 24dB/oct/ +18dB Bass Boost 40Hz/ Small Chassis/ Mono Amplifier/ Black Finish more

    $299

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    Alpine 500W Class D Digital Mono Amplifier with Low-Pass Crossover - MRV-M500

    Alpine 500W Class D Digital Mono Amplifier with Low-Pass Crossover - MRV-M500

    Bass EQ and bass boost - variable 50-200Hz low-pass-filter crossover - enhanced shut-down performance - compact design - line-level and speaker-level inputs more

    $178

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    Diamond Audio d3400.4 Amplifier

    Diamond Audio d3400.4 Amplifier

    $200

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    Rockford Fosgate P400X4 Punch 4-Channel Amplifier

    Rockford Fosgate P400X4 Punch 4-Channel Amplifier

    400 Watt 4-Channel Amplifier The Punch P400X4 is a 4-channel amplifier producing 100 Watts into all four channels at 2-Ohm. The P400X4 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

    $340

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    PPI i650.1, Monoblock Amplifiers

    PPI i650.1, Monoblock Amplifiers

    Wattage: 601 - 800 W more

    $119

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    Power Acoustik - MA5-2500D 2500W 5-Channel Compact Marine Class-D Amplifier

    Power Acoustik - MA5-2500D 2500W 5-Channel Compact Marine Class-D Amplifier

    General Features: 5-Channel Marine Class-D Amplifier RMS Power Rating: 4 ohms: 100 watts x 4 chan. + 400 watts x 1 chan. 2 ohms: 150 watts x 4 chan. + 600 watts x 1 chan. Bridged, 4 ohms: 300 watts x 2 chan. Max power output: 2500 watts Pulse Width... more

    $170

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    Pioneer 400W Class FD Bridgeable Multichannel MOSFET Amplifier - Black - GMD1004

    Pioneer 400W Class FD Bridgeable Multichannel MOSFET Amplifier - Black - GMD1004

    Compact size - bridgeable design - 4 channels more

    $150

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    Rockford Fosgate T4004 4 Channel Amplifier

    Rockford Fosgate T4004 4 Channel Amplifier

    25W x 4 Car Amplifier 200 watts RMS x 2 bridged, variable high-/low-pass filters, preamp outputs,... more

    $400

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    EV4.400 EVOLUTION Series Class AB 400-Watt 4-Channel MOSFET Amp (Silver)

    EV4.400 EVOLUTION Series Class AB 400-Watt 4-Channel MOSFET Amp (Silver)

    Wattage: 201 - 400 W more

    $56

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    Boss Gloves Riot R1004 Car Amplifier - 200 W RMS - 400 W PMPO - 4 Channel - Class AB (90 dB SNR - 0%

    Boss Gloves Riot R1004 Car Amplifier - 200 W RMS - 400 W PMPO - 4 Channel - Class AB (90 dB SNR - 0%

    2 Ohm Stable The lowest impedance accepted by this amplifier is 2 ohms. Amplifiers that are 2 ohms stable produce more power resulting in more volume. This amp can comfortably power speakers or subwoofers with all channel(s) being used at a load of 2 ohms more

    $48

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    MTX Audio THUNDER1000.1 Thunder Series Car Amplifier

    MTX Audio THUNDER1000.1 Thunder Series Car Amplifier

    The TD series amplifiers are designed to bring big power in a small footprint. Available in two size mono blocks and a single 4 channel, TD series amplifiers offer excellent system flexibility at a great price. more

    $380

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    Rockford Fosgate TM400X4AD 100W x 4 Moto/Marine Amplifier

    Rockford Fosgate TM400X4AD 100W x 4 Moto/Marine Amplifier

    Rockford Fosgate TM400X4ad Power Series 400 Watt 4-Channel Amplifier more

    $350

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    More information about Car Amplifiers

    Best prices on Mtx thunder75 4 400 watt in Car Amplifiers. Check out Bizrate for great deals on popular brands like Boss, Diamond Audio and Kenwood. 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.