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Four-Channel Car Amplifiers

  • SALE! 
    Open Box Kicker CXA360.4 - 4x90W 4-Channel Full-Range Amp - 46CXA3604T

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    Open Box Kicker CXA360.4 - 4x90W 4-Channel Fu…

    $329.95
    $200.00
    SAVE! $129.95
  • Kicker 47KEY2004 Amplifier With 46CSS654 Component and 46CSC654 Coaxial Speakers

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    Kicker 47KEY2004 Amplifier With 46CSS654 Comp…

    $5,500.00
    $426.88
  • Kicker 47KEY2004 Amplifier w/ 46CSS694 Component & 46CSC6934 Coaxial Speakers

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    Kicker 47KEY2004 Amplifier w/ 46CSS694 Compon…

    $5,500.00
    $471.88
  • Kicker 47KEY2004 Amplifier w/ 46CSS694 Component & 46CSC654 Coaxial Speakers

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    Kicker 47KEY2004 Amplifier w/ 46CSS694 Compon…

    $5,500.00
    $441.88
  • Kicker 47KEY2004 Smart 4-Channel Amplifier W/ Auto-EQ/Processor, AI-Driven DSP

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    Kicker 47KEY2004 Smart 4-Channel Amplifier W/…

    $279.99
    $223.96
  • Alpine S2-A36F Next Generation S-Series 60 watts RMS 4-Channel Car Amplifier

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    Alpine S2-A36F Next Generation S-Series 60 wa…

    $249.95
  • Alpine R2-A60F R2-Series 4-Channel Car Amplifier

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    Alpine R2-A60F R2-Series 4-Channel Car Amplif…

    $449.95
  • Focal AP4340 Auditor Series 4-Channel Class AB Car Amplifier with 190 watts RMS

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    Focal AP4340 Auditor Series 4-Channel Class A…

    $289.99
  • OPEN BOX Kicker CX Series 46CXA3604T 4 Channel Class AB 180 Watts Car Amplifier

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    OPEN BOX Kicker CX Series 46CXA3604T 4 Channe…

    $206.99
    RFRB Rockford Fosgate R2-500X4 Prime Series 500 Watt 4-Channel Car Amplifier

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    RFRB Rockford Fosgate R2-500X4 Prime Series 5…

    $199.99
  • SALE! 
    SALE! 
    Rockford Fosgate M5-800X4 800 Watt 4 Channel Waterproof Element Ready Amplifier

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    Rockford Fosgate M5-800X4 800 Watt 4 Channel …

    $689.99
    $629.99
    $566.99
    SAVE! $123.00
  • Focal FDPSportV2 4-Channel Full Range Class D Amplifier For Harley Davidson

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    Focal FDPSportV2 4-Channel Full Range Class D…

    $999.99

Car Four Channel Amplifiers

Using 4- channel amps will provide greater control for your car audio system. With more power and separate channels for each speaker, four- channel amplifiers help achieve greater clarity, detail, and depth in your car audio.

Four-channel amplifiers offer flexibility in terms of speaker setup. With four channels, you can connect two pairs of speakers (front and rear) in your vehicle, creating a more balanced and dynamic soundstage. Many of these amplifiers are bridgeable, meaning you can use two channels to power a single speaker. If you can’t find a two-channel or three-channel amplifier that’s powerful enough for your speakers and subwoofer, a bridgeable 4-channel amp may be the answer.

High-Performance Vehicle Amplifiers

With Alpine, Pioneer, Rockford Fosgate, Kenwood, or Kicker 4-channel amps, you’ll have greater control, more power, and better sound quality. A JL Audio 4- channel amp uses exclusive high-speed switching technologies to deliver strong and efficient audio output power to your car audio system. Our Class AB four-channel amps offer the highest fidelity sound that audiophiles demand. Class D four-channel amplifiers are a compact, power-efficient solution for smaller vehicles.

Different amplifier wattages are also available to match the speakers they’re powering. With a 2000-watt 4-channel amp, the increased power ensures that aftermarket speakers receive enough power to minimize distortion and create a more immersive car audio experience. Those trying to get more from factory speakers may find a 600-watt or 800-watt amplifier to be sufficient. Marine and powersports amplifiers that are designed to withstand harsh conditions while delivering excellent audio clarity and volume.

Car Amplifier Support You Can Trust

Need help finding the perfect system? Our Online Purchase and Technical Support team is available to help answer your questions to get your enjoying your new amplifier system, fast. Drive-In Autosound has free two-day shipping on qualifying orders and offers certified professional installation at our locations in Colorado Springs and Pueblo, Colorado.

Free 2-Day Shipping
on all orders $99 and up

Delivery time for standard shipping to any of the 48 contiguous U.S. states is 1-2 business days excluding Alaska, Hawaii, and Puerto Rico. Business days include Monday - Friday and exclude UPS holidays. 

Exclusions

Delivery time estimates do not apply to large or heavy items over 40+ lbs, P.O. Box addresses, items shipped directly from the manufacturer, out-of-stock items or unless stated otherwise on the product. Other exclusions may apply.