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Best Buy customers often prefer the following products when searching for amplifiers.

The purpose of an amplifier is to increase the power of a signal. Amplifiers can be used in a variety of situations, such as to boost the volume of audio signals or to increase the range of a radio signal. Browse the top-ranked list of amplifiers below along with associated reviews and opinions.

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  1. KICKER - KEY 500W Mono Amplifier with Variable Crossovers - Black - Front_Zoom

    Product Description

    Boost your car sound system with this 500W Kicker KEY smart mono amplifier. The 24dB subsonic and low-pass crossovers offer effective user control of audio, while the FIT 2+ feature enhances compatibility with various audio systems. This Kicker KEY smart mono amplifier features an AI-controlled DSP to restore sound quality and deliver crisp, even bass, and the compact design allows easy setup.
    See all Car Amplifiers

    Product Description

    Boost your car sound system with this 500W Kicker KEY smart mono amplifier. The 24dB subsonic and low-pass crossovers offer effective user control of audio, while the FIT 2+ feature enhances compatibility with various audio systems. This Kicker KEY smart mono amplifier features an AI-controlled DSP to restore sound quality and deliver crisp, even bass, and the compact design allows easy setup.
    See all Car Amplifiers
    See all Car Amplifiers
  2. Bose - Music Amplifier - Black - Front_Zoom

    Model: 867236-1100
    SKU: 6517686
    Top comment

    "Bose-Bose Music Amplifier Rocks!!!...Great amplifier, so verstaile."

    See all customer reviews

    Product Description

    Give your home’s soundtrack a boost. The Bose Music Amplifier powers up to two pairs of passive speakers with 125 watts per channel and connects over Wi-Fi so you can stream all your favorites, from playlists to podcasts, easily from your phone. To elevate your sound experience, pair the amp with Bose in-ceiling or outdoor speakers and custom EQ will deliver clear, well-balanced sound. Enjoy the simplicity of controlling your music with the Bose Music app, or stream content your way via Bluetooth, Apple Airplay 2, Spotify Connect, and Chromecast built-in. For more music throughout your home, group the amp with other Wi-Fi -enabled Bose products. SimpleSync technology lets you pair it with a compatible Bose headphone or Bluetooth speakers for private listening or more sound. When it comes to your record player, connect easily for maximum enjoyment of your vinyl collection or allow guests to take over the vibe by pairing via Bluetooth.
    See all Amplifiers
    Top comment

    "Bose-Bose Music Amplifier Rocks!!!...Great amplifier, so verstaile."

    See all customer reviews

    Product Description

    Give your home’s soundtrack a boost. The Bose Music Amplifier powers up to two pairs of passive speakers with 125 watts per channel and connects over Wi-Fi so you can stream all your favorites, from playlists to podcasts, easily from your phone. To elevate your sound experience, pair the amp with Bose in-ceiling or outdoor speakers and custom EQ will deliver clear, well-balanced sound. Enjoy the simplicity of controlling your music with the Bose Music app, or stream content your way via Bluetooth, Apple Airplay 2, Spotify Connect, and Chromecast built-in. For more music throughout your home, group the amp with other Wi-Fi -enabled Bose products. SimpleSync technology lets you pair it with a compatible Bose headphone or Bluetooth speakers for private listening or more sound. When it comes to your record player, connect easily for maximum enjoyment of your vinyl collection or allow guests to take over the vibe by pairing via Bluetooth.
    See all Amplifiers
    See all Amplifiers
  3. PAC - Amplifier Integration Interface for Select Ford and Lincoln Vehicles - Black/Blue - Front_Zoom

    Product Description

    Simplify amplifier installation in your Ford or Lincoln vehicle with this Amplifier Integration Interface by PAC. The AP4-FD11 eliminates the need for DSP and summing devices by providing a 6-channel preamp output so you can upgrade your amplifier without modifying the factory radio. This amplifier integration interface retains all audio from factory features and includes plug-and-play connections for easy installation.
    See all Amp Accessories & Installation Parts

    Product Description

    Simplify amplifier installation in your Ford or Lincoln vehicle with this Amplifier Integration Interface by PAC. The AP4-FD11 eliminates the need for DSP and summing devices by providing a 6-channel preamp output so you can upgrade your amplifier without modifying the factory radio. This amplifier integration interface retains all audio from factory features and includes plug-and-play connections for easy installation.
    See all Amp Accessories & Installation Parts
    See all Amp Accessories & Installation Parts
  4. PAC - Amplifier Integration Interface for Select Chrysler, Dodge, Jeep, and RAM Vehicles - Black/Blue - Front_Zoom

    Product Description

    Simplify amplifier installation in your Chrysler, Dodge, Jeep, or RAM vehicle with this Amplifier Integration Interface by PAC. The AP4-CH21 eliminates the need for DSP and summing devices by providing a 6-channel preamp output so you can upgrade your amplifier without modifying the factory radio. This amplifier integration interface retains all audio from factory features and includes plug-and-play connections for easy installation.
    See all Amp Accessories & Installation Parts

    Product Description

    Simplify amplifier installation in your Chrysler, Dodge, Jeep, or RAM vehicle with this Amplifier Integration Interface by PAC. The AP4-CH21 eliminates the need for DSP and summing devices by providing a 6-channel preamp output so you can upgrade your amplifier without modifying the factory radio. This amplifier integration interface retains all audio from factory features and includes plug-and-play connections for easy installation.
    See all Amp Accessories & Installation Parts
    See all Amp Accessories & Installation Parts
  5. PAC - Amplifier Integration Interface for Select Chrysler, Dodge, Jeep, Maserati and RAM Vehicles - Multi - Front_Zoom

    Product Description

    Simplify amplifier installation in your Chrysler, Dodge, Jeep, Maserati or RAM vehicle with this Amplifier Integration Interface by PAC. The AP4-CH41 eliminates the need for DSP and summing devices by providing a 6-channel preamp output so you can upgrade your amplifier without modifying the factory radio. This amplifier integration interface retains all audio from factory features and includes plug-and-play connections for easy installation.
    See all Amp Accessories & Installation Parts

    Product Description

    Simplify amplifier installation in your Chrysler, Dodge, Jeep, Maserati or RAM vehicle with this Amplifier Integration Interface by PAC. The AP4-CH41 eliminates the need for DSP and summing devices by providing a 6-channel preamp output so you can upgrade your amplifier without modifying the factory radio. This amplifier integration interface retains all audio from factory features and includes plug-and-play connections for easy installation.
    See all Amp Accessories & Installation Parts
    See all Amp Accessories & Installation Parts
  6. Alpine - S-Series Class D Mono Amplifier with Variable Crossovers - Black - Angle_Zoom

    Product Description

    Pump up the audio in your ride with this Alpine Next-Generation S-Series mono power amplifier. Delivering 330W at 4 ohms, or 600W at 2 ohms, this amplifier is powerful enough for speakers and subwoofers. Its small footprint fits almost anywhere in your car. This Alpine mono power amplifier has improved heat sink and shutdown circuit designs to eliminate thermal shutdowns.
    See all Mono Subwoofer Amps

    Product Description

    Pump up the audio in your ride with this Alpine Next-Generation S-Series mono power amplifier. Delivering 330W at 4 ohms, or 600W at 2 ohms, this amplifier is powerful enough for speakers and subwoofers. Its small footprint fits almost anywhere in your car. This Alpine mono power amplifier has improved heat sink and shutdown circuit designs to eliminate thermal shutdowns.
    See all Mono Subwoofer Amps
    See all Mono Subwoofer Amps
  7. Alpine - S-Series Class D Bridgeable Multichannel Amplifier with Variable Crossovers - Black - Front_Zoom
    Top comment

    "4 channel alpine amplifier....Alpine amplifier...Outstanding amplifier. Very clean amp. Low distortion. Very happy."

    See all customer reviews

    Product Description

    Pump up the audio in your ride with this Alpine Next Generation S-Series four-channel car amplifier. Delivering 60W per channel, or 180W to a subwoofer and 60W to two channels, this amplifier is extremely versatile. The compact size provides mounting versatility. This Alpine S-Series four-channel car amplifier automatically reduces output when it senses overheating risks.
    See all Multi-Channel Amps
    Top comment

    "4 channel alpine amplifier....Alpine amplifier...Outstanding amplifier. Very clean amp. Low distortion. Very happy."

    See all customer reviews

    Product Description

    Pump up the audio in your ride with this Alpine Next Generation S-Series four-channel car amplifier. Delivering 60W per channel, or 180W to a subwoofer and 60W to two channels, this amplifier is extremely versatile. The compact size provides mounting versatility. This Alpine S-Series four-channel car amplifier automatically reduces output when it senses overheating risks.
    See all Multi-Channel Amps
    See all Multi-Channel Amps
  8. Sonance - DSP 2-150 MKIII AMP - 300W 2.0-Ch. DSP Power Amplifier (Each) - Black - Front_Zoom

    Product Description

    Create an exciting party atmosphere with this Sonance DSP amplifier. The advanced room correction technology offers hundreds of EQ presets that let you customize audio setup effortlessly via simple pull-down menus, and reliable digital-to-analog conversion provides high-resolution sound from a variety of sources. This Sonance DSP amplifier has a compact design that offers convenient portability.
    See all Power Amplifiers

    Product Description

    Create an exciting party atmosphere with this Sonance DSP amplifier. The advanced room correction technology offers hundreds of EQ presets that let you customize audio setup effortlessly via simple pull-down menus, and reliable digital-to-analog conversion provides high-resolution sound from a variety of sources. This Sonance DSP amplifier has a compact design that offers convenient portability.
    See all Power Amplifiers
    See all Power Amplifiers
  9. Stinger - 2-Channel 8GA Under-Seat Amplifier Wiring Kit for Select Jeep Wrangler and Gladiator Vehicles - Multi - Front_Zoom

    Product Description

    Easily install an aftermarket amplifier under the seat of your Jeep Wrangler or Jeep Gladiator vehicle with this 2-Channel 8GA Under-Seat Amplifier Wiring Kit by Stinger. The STXKJW8 features high-current oxygen free copper (OFC) wires and an element-resistant jacket for protection in harsh outdoor environments. This complete 8GA wiring kit includes everything you need for seamless driver or passenger under-seat amplifier installation including a Stinger X-Link fuse holder, a 150A ANL fuse, X-Link X-pansion jumpers, custom Jeep mounting equipment, wire ferrules, remote turn-on wire, and all necessary hardware.
    See all Amp Installation Kits

    Product Description

    Easily install an aftermarket amplifier under the seat of your Jeep Wrangler or Jeep Gladiator vehicle with this 2-Channel 8GA Under-Seat Amplifier Wiring Kit by Stinger. The STXKJW8 features high-current oxygen free copper (OFC) wires and an element-resistant jacket for protection in harsh outdoor environments. This complete 8GA wiring kit includes everything you need for seamless driver or passenger under-seat amplifier installation including a Stinger X-Link fuse holder, a 150A ANL fuse, X-Link X-pansion jumpers, custom Jeep mounting equipment, wire ferrules, remote turn-on wire, and all necessary hardware.
    See all Amp Installation Kits
    See all Amp Installation Kits
  10. Stinger - Micro 5-Channel 1000W Marine and Powersports Amplifier - Silver - Front_Zoom
    Top comment

    "Super impressed by the small powerful amplifier.."

    See all customer reviews

    Product Description

    Take your audio off-road or on the water with this Micro 5-Channel 1000W Marine and Powersports Amplifier by Stinger. The SPX1000X5 is a full-range Class D amplifier that delivers massive power in a compact size to fit limited spaces. This weather-resistant amplifier features an IPX4/5 rated design to reject salt and fog intrusion in harsh marine environments. Dial in your bass just the way you like it with the included remote subwoofer level controller. This micro amplifier is ideal for boaters or powersports users who have limited space available yet demand powerful sound.
    See all Marine Amplifiers
    Top comment

    "Super impressed by the small powerful amplifier.."

    See all customer reviews

    Product Description

    Take your audio off-road or on the water with this Micro 5-Channel 1000W Marine and Powersports Amplifier by Stinger. The SPX1000X5 is a full-range Class D amplifier that delivers massive power in a compact size to fit limited spaces. This weather-resistant amplifier features an IPX4/5 rated design to reject salt and fog intrusion in harsh marine environments. Dial in your bass just the way you like it with the included remote subwoofer level controller. This micro amplifier is ideal for boaters or powersports users who have limited space available yet demand powerful sound.
    See all Marine Amplifiers
    See all Marine Amplifiers
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