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Infinity Primus 1270B (PRIMUS1270BAM)

1200W Peak 300W RMS Loaded Single 12" Sealed Enclosure

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1200W Peak 300W RMS Loaded Single 12" Sealed Enclosure

• Sealed enclosure with 1 12" Primus Series Subwoofer
• 300 watts RMS (1200 watts Peak)
• Final Impedance: 4-ohm
• Dimensions: 17.250" L x 14.50" H x 7.625" W x 11.50" W2

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$189.95

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Infinity REFERENCE 1200D

1600W Peak (800W RMS) Loaded Dual 12" Vented Subwoofer Enclosure

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1600W Peak (800W RMS) Loaded Dual 12" Vented Subwoofer Enclosure

• Ported enclosure with 2 12" Reference Series Subwoofer
• 800 watts RMS (1600 watts Peak)
• Final Impedance: 2-ohm

  • Dimensions: 32-1/16"" L x 15-1/16"" H x 17-1/8"" W x 14-1/16"" W2
  • ****DIMENSIONS WITH SECOND DEPTH***
  • Dimensions: 32-1/16"" L x 15-1/16"" H x 17-1/8"" W
  • ****DIMENSIONS WITHOUT SECOND DEPTH***

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    FREE shipping to OH. Delivers Nov. 29 - Dec. 6
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    Was $699.95 Details
    $649.95

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    Hifonics HEW6D4-500P

    500W RMS Loaded Single 6" Amplified Vented Enclosure

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    500W RMS Loaded Single 6" Amplified Vented Enclosure

    • 6" Amplified Loaded Subwoofer System
    • 500 watts RMS
    • Built-In Class D Amplifier
    • Variable Bass Boost
    • Speaker-Level Inputs via RCA
    • Wired Remote Bass Level Control

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    FREE shipping to OH. Delivers Nov. 29 - Dec. 6
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    Was $499.99 Details
    $449.99

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    • 6" Amplified Loaded Subwoofer System
    • 500 watts RMS
    • Built-In Class D Amplifier
    • Variable Bass Boost
    • Speaker-Level Inputs via RCA
    • Wired Remote Bass Level Control

    Infinity Reference 1000SSL (INFSUBRF1000SSL)

    1050W Peak (350W RMS) Loaded Dual 10" Sealed Enclosure

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    1050W Peak (350W RMS) Loaded Dual 10" Sealed Enclosure

    • Sealed enclosure with 2 10" Reference Series Subwoofer
    • 350 watts RMS (1050 watts Peak)
    • Final Impedance: 2-ohm
    • Dimensions: 24-7/8" L x 4-1/2" H x 13-1/8" W

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    FREE 2-day shipping to OH. Get it Thu, Nov. 20

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    Was $439.95 Details
    $384.95

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    Infinity Reference 1200SSL (INFSUBRF1200SSL)

    1200W Peak (400W RMS) Loaded Dual 12" Sealed Enclosure

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    1200W Peak (400W RMS) Loaded Dual 12" Sealed Enclosure

    • Sealed enclosure with 2 12" Reference Series Subwoofers
    • 400 watts RMS (1200 watts Peak)
    • Final Impedance: 2-ohm
    • Dimensions: 27-5/8" L x 4-7/8" H x 14-5/8" W

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    Was $489.95 Details
    $439.95

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    Hifonics HEW8D4-500P

    500W RMS Loaded Single 8" Amplified Vented Enclosure

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    500W RMS Loaded Single 8" Amplified Vented Enclosure

    • 8" Amplified Loaded Subwoofer System
    • 500 watts RMS
    • Built-In Class D Amplifier
    • Variable Bass Boost
    • Speaker-Level Inputs via RCA
    • Wired Remote Bass Level Control

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    FREE shipping to OH. Delivers Nov. 29 - Dec. 6
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    Was $539.99 Details
    $489.99

    Available

    Ships in 10-14 days

    • 8" Amplified Loaded Subwoofer System
    • 500 watts RMS
    • Built-In Class D Amplifier
    • Variable Bass Boost
    • Speaker-Level Inputs via RCA
    • Wired Remote Bass Level Control

    Hifonics HEW10D4-500P

    500W RMS Loaded Single 10" Amplified Vented Enclosure

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    500W RMS Loaded Single 10" Amplified Vented Enclosure

    • 10" Amplified Loaded Subwoofer System
    • 500 watts RMS
    • Built-In Class D Amplifier
    • Variable Bass Boost
    • Speaker-Level Inputs via RCA
    • Wired Remote Bass Level Control

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    FREE shipping to OH. Delivers Nov. 29 - Dec. 6

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    Was $569.99 Details
    $539.99

    Available

    Ships in 10-14 days

    • 10" Amplified Loaded Subwoofer System
    • 500 watts RMS
    • Built-In Class D Amplifier
    • Variable Bass Boost
    • Speaker-Level Inputs via RCA
    • Wired Remote Bass Level Control

    Infinity INFSUBKA123WDSSIAM + Atrend 12" Sealed Enclosure

    12” Subwoofer w/SSI™ (Selectable Smart Impedance) + Atrend Sealed Enclosure

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    12” Subwoofer w/SSI™ (Selectable Smart Impedance) + Atrend Sealed Enclosure

    • Peak Power: 1500W
    • RMS Power: 500W
    • Damped glass-fiber cones
    • Aero-cooled voice coil

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    FREE 2-day shipping to OH. Get it Thu, Nov. 20

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    $249.99

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    Infinity Kappa 103WDSSI + Belva MDFS10

    1350W Peak (450W RMS) 10” Kappa Series Single 2-or 4-ohm Car Subwoofer with 10-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil

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    1350W Peak (450W RMS) 10” Kappa Series Single 2-or 4-ohm Car Subwoofer with 10-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil

    • Peak Power: 1350 watts
    • RMS Power: 450 watts
    • Impedance: Single 2 or 4 ohm
    • Glass Fiber Cone
    • Rubber Surround
    • Mount depth: 6-1/4"
    • Sensitivity: 91 dB
    • Subwoofer & Box Combo - Not Pre-Assembled

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    $259.98

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    Infinity Kappa 103WDSSI w/ Atrend 10DVR - Black Carbon Fiber

    1350W Peak (450W RMS) 10” Kappa Series Single 2-or 4-ohm Car Subwoofer w/ Empty Dual 10" Carbon Series Ported Subwoofer Enclosure w/

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    1350W Peak (450W RMS) 10” Kappa Series Single 2-or 4-ohm Car Subwoofer w/ Empty Dual 10" Carbon Series Ported Subwoofer Enclosure w/

    • Peak Power: 1350 watts
    • RMS Power: 450 watts
    • Impedance: Single 2 or 4 ohm
    • Glass Fiber Cone
    • Rubber Surround
    • Mount depth: 6-1/4"
    • Sensitivity: 91 dB
    • Subwoofer & Box Combo - Not Pre-Assembled

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    Was $929.85 Details
    $559.97

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      FAQ Frequently asked questions in Car Subwoofer Boxes


      A car subwoofer box is a enclosure that houses a subwoofer speaker. The box is designed to resonate at a specific frequency, which enhances the bass response of the subwoofer.
      There are three main types of car subwoofer boxes: sealed boxes, ported boxes, and bandpass boxes. Sealed boxes are the simplest type of subwoofer box. They are sealed off from the outside air, which creates a more accurate bass response. Ported boxes have a port that allows air to flow in and out of the box. This creates a more powerful bass response, but it can also make the box more susceptible to vibrations. Bandpass boxes are a hybrid of sealed and ported boxes. They have a port that is tuned to a specific frequency range. This creates a bass response that is tailored to a specific type of music.
      There are a few factors to consider when choosing a car subwoofer box, including:
      1. The type of subwoofer you have: The size and power of your subwoofer will determine the size and type of box you need.
      2. The type of music you listen to: If you listen to a lot of bass-heavy music, you will need a ported or bandpass box. If you listen to a variety of music, a sealed box may be a better option.
      3. The size of your car: The size of your car will determine the size of the box you can fit.
      4. Your budget: Car subwoofer boxes can range in price from a few dollars to a few hundred dollars. It is important to set a budget before you start shopping.
      Installing a car subwoofer box can be a relatively simple process, but it is important to follow the manufacturer's instructions carefully. Here are the basic steps involved in installing a car subwoofer box:
      1. Choose a location for the box. The box should be located in a place where it will not vibrate or rattle.
      2. Secure the box in place. The box should be secured in place to prevent it from moving around.
      3. Connect the subwoofer to the box. The subwoofer should be connected to the box using speaker wires.
      4. Connect the box to the car stereo. The box should be connected to the car stereo using speaker wires.
      5. Test the system. Once the system is installed, test it to make sure it is working properly.
      Car subwoofer boxes are available at a variety of retailers, including car audio stores, electronics stores, and online retailers. When choosing a retailer, it is important to make sure that they offer a wide selection of products and that they have a good reputation for customer service.

      All About

      Car Subwoofer Boxes
      Car Subwoofer Enclosure & Car Sub Box Information: It is often overlooked, but every great car audio system features a subwoofer enclosure purposely selected to maximize subwoofer performance. It may surprise you to learn that a sub box can make or break the perfect setup. We have a wide variety of professionally constructed sub boxes, built for your convenience and designed to perfectly complement your personalized system. We advise you to choose a sealed, ported or bandpass box based on your car subwoofer specifications and available vehicle space.

      Looking for a way to improve the bass in your car audio system? Car subwoofer boxes are the perfect way to do it! With the right subwoofer box, you can add deep, rich bass to your music that will make your car feel like a concert hall.

      Car subwoofer boxes are enclosures that are specifically designed to house subwoofers. They come in a variety of shapes, sizes, and materials, and they can be custom-made to fit your specific vehicle.

      Advantages of Car Subwoofer Boxes

      There are many advantages to installing a subwoofer box in your vehicle. Here are just a few:

      Improved bass response: Subwoofer boxes can improve the bass response of your car audio system by providing a controlled environment for the subwoofer to operate in. This results in deeper, richer bass that will make your music sound amazing.

      Increased volume: Subwoofer boxes can also increase the volume of your car audio system. This is because they can better dissipate heat, which allows the subwoofer to play louder for longer periods of time.

      Customization: Subwoofer boxes can be customized to match your specific needs and preferences. You can choose a box that is the right size for your vehicle, the right shape for your subwoofer, and the right material for your budget.

      Sonic Electronix is here to help you find the best car subwoofer box for your vehicle. We offer a wide selection of boxes from the top brands in the industry, and our staff is knowledgeable and experienced. We can help you choose the right box for your needs and budget, and we can also install it for you.

      If you're looking for the best car subwoofer box, don't hesitate to contact Sonic Electronix. We're here to help you create the perfect sound system for your vehicle.

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      Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
      We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
      Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
      We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
      Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
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