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Car Subwoofer Boxes for your 2002 Avalanche 1500

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MTX Audio TNP212D2 Terminator Dual Subwoofer Package + Amplifier Bass Package

1200 Watt Max Dual 12" Terminator Series Loaded Subwoofer Bass System with Amplifier + Amp kit + Capacitor

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1200 Watt Max Dual 12" Terminator Series Loaded Subwoofer Bass System with Amplifier + Amp kit + Capacitor

• 1200W Peak (2 Subs)
• 400W RMS (2 Subs)
• 48oz. Magnet
• Terminator Series Class D Monoblock Car Amplifier
• Heavy 5/8" MDF Construction
• Black Carpeting

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289
List price $539.93
-11% $480.57

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• 1200W Peak (2 Subs)
• 400W RMS (2 Subs)
• 48oz. Magnet
• Terminator Series Class D Monoblock Car Amplifier
• Heavy 5/8" MDF Construction
• Black Carpeting

NVX QB12SPA (Open Box, Good)

1200W MAX (350W RMS) Single 12" Amplified Ported Loaded Subwoofer Enclosure with Remote Bass Knob

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1200W MAX (350W RMS) Single 12" Amplified Ported Loaded Subwoofer Enclosure with Remote Bass Knob

• 12" Amplified Loaded Subwoofer System
• 350 watts RMS
• Built-In Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

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List price $299.98
-37% $189.99

In stock

Only 2 Left!

• 12" Amplified Loaded Subwoofer System
• 350 watts RMS
• Built-In Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

Limited time!

JL Audio Stealthbox® SB-GM-VETC6/10W1v3 (Like New (Open Box))

Custom fit subwoofer enclosure for select 2005-2013 Corvette

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Custom fit subwoofer enclosure for select 2005-2013 Corvette

• Loaded Vehicle Specific Stealthbox Subwoofer Enclosure with Single JL Audio 10W1v3-2
• 300 Watts RMS Power Handling
• Stealthbox Installs neatly into the rear corner of the hatch

10% Off Open Box!
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List price $1149.99
-15% $977.49
$879.74 with coupon | Price details

In stock

Only 1 Left!

• Loaded Vehicle Specific Stealthbox Subwoofer Enclosure with Single JL Audio 10W1v3-2
• 300 Watts RMS Power Handling
• Stealthbox Installs neatly into the rear corner of the hatch

Tru Spec Dual 10" and 2x Sundown Audio E10 v.4 D2

Dual 10" Vented Prefabricated Enclosure with 1500W Peak (750W RMS) 10" E Series Dual 2-ohm Car Subwoofer (SW-EV410D2)

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Dual 10" Vented Prefabricated Enclosure with 1500W Peak (750W RMS) 10" E Series Dual 2-ohm Car Subwoofer (SW-EV410D2)

•10" Dual Ported Subwoofer Enclosure
•3/4" Medium Density Fiberboard (MDF) construction
•Total box volume: 2 cubic feet
• Compatible for Sundown SA10V2 and similar subwoofers (Sold separately)

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List price $839.97
-24% $634.97

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•10" Dual Ported Subwoofer Enclosure
•3/4" Medium Density Fiberboard (MDF) construction
•Total box volume: 2 cubic feet
• Compatible for Sundown SA10V2 and similar subwoofers (Sold separately)

JL Audio 10W0v3-4 Subwoofer + 50% off MDFS10 Sealed Box

300W RMS 10" W0v3 Series Single 4-Ohm Subwoofer with Sealed Enclosure

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300W RMS 10" W0v3 Series Single 4-Ohm Subwoofer with Sealed Enclosure

• Sensitivity: 84.07 dB
• Mounting depth: 4.90 "
• Mineral-Filled Polypropylene Cone
• Large Roll Surround
• Elevated Frame Cooling
• DMA Optimized Motor System
• Metallic Silver Frame Finish • 10" Sealed Enclosure
• 3/4" Medium Density Fiberboard Construction
• Durable Black Carpeting
• Pre-Lined with Poly-Fil

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218
List price $239.98
-35% $155.92

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Limited time!

Belva BPKG110v2 (Open Box, Great)

Includes: 500W 10" Sub, Ported Box, Mono Amplifier with Bass Knob and Amp Kit

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Includes: 500W 10" Sub, Ported Box, Mono Amplifier with Bass Knob and Amp Kit

• Works with both Factory and Aftermarket Audio Systems
• Single 10" Belva Subwoofer
• Monoblock Amp with Bass Knob
• Ported Enclosure
• Complete Amp Wiring Kit

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18
List price $259.99
-48% $135.99
$122.39 with coupon | Price details

In stock

Only 2 Left!

• Works with both Factory and Aftermarket Audio Systems
• Single 10" Belva Subwoofer
• Monoblock Amp with Bass Knob
• Ported Enclosure
• Complete Amp Wiring Kit

Limited time!

NVX PBK-JP-WUTLD-VSW104V2 - 2007-2018 Wrangler Unlimited JK/JL

For select 2007-2018 vehicles from Jeep - 10" 600W RMS Complete Amplified Subwoofer Bass Package Solution

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For select 2007-2018 vehicles from Jeep - 10" 600W RMS Complete Amplified Subwoofer Bass Package Solution

• Custom Bass Package for Jeep Wrangler Unlimited (JK)
• RMS Power: 500W
• Pressed Paper Cone and High Excursion Foam Surround
• NVX BDA7501 Monoblock Amplifier
• 100% OFC 4 Gauge Amp Kit

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91
List price $785.96
-26% $579.99

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Rockford Fosgate P1000X2 + (2) Kicker 10" 45I7R102 Subwoofers + Belva Bak42bk

1000W Peak Rockford Fosgate 2-Channel Amp + (2) Kicker L7T Solo-Baric 10-Inch Subwoofer + Belva Bak42bk Amp Kit (black)

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1000W Peak Rockford Fosgate 2-Channel Amp + (2) Kicker L7T Solo-Baric 10-Inch Subwoofer + Belva Bak42bk Amp Kit (black)

• 300W x 2 Chan. @ 4 ohm
• 500W x 2 Chan. @ 2 ohm
• Built In NOMAD "Real Time" Analog Computer
• 2/1 Channel Operation
• 4 Gauge Power and Ground Inputs
• MESHA3 Reduces MOSFET Temperatures for Improved Durability

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72
List price $1129.96
-20% $908.90

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Only 2 Left!

• 300W x 2 Chan. @ 4 ohm
• 500W x 2 Chan. @ 2 ohm
• Built In NOMAD "Real Time" Analog Computer
• 2/1 Channel Operation
• 4 Gauge Power and Ground Inputs
• MESHA3 Reduces MOSFET Temperatures for Improved Durability

Limited time!

JBL Stage 1200D (Like New (Open Box))

2000W Peak (1000W RMS) Loaded Dual 12" Vented Enclosure

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2000W Peak (1000W RMS) Loaded Dual 12" Vented Enclosure

• Ported enclosure with 2 12" Stage Series Subwoofer
• 1000 watts RMS (500 watts Peak)
• Final Impedance: 2-ohm
• Dimensions: 30-1/8" L x 15" H x 13-11/16" W

10% Off Open Box!
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List price $439.95
-19% $356.96
$321.26 with coupon | Price details

In stock

Only 1 Left!

Lowest price in 30 days

Tru Spec 4x6.5SUPB with 4x Sundown Audio SA-6.5 SW

Quad 6.5" Vented Prefabricated Enclosure with 600W Peak (300W RMS) 6.5" SA Series Dual 4-ohm Car Subwoofer (SW-SA6.5SWD4)

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Quad 6.5" Vented Prefabricated Enclosure with 600W Peak (300W RMS) 6.5" SA Series Dual 4-ohm Car Subwoofer (SW-SA6.5SWD4)

• 6.5" Quad Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 2.50 cubic feet
• High-output XXL enclosure with double flush baffle

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List price $1071.95
-41% $634.95

In stock.

• 6.5" Quad Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 2.50 cubic feet
• High-output XXL enclosure with double flush baffle

Limited time!

NVX Loaded BOOST Box - BE-TSLAY-G1D (Driver's Side) (Open Box, Good)

For select 2020-2023 Model Y - Single 10" 500W RMS Loaded BOOST Sealed Enclosure

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For select 2020-2023 Model Y - Single 10" 500W RMS Loaded BOOST Sealed Enclosure

• Sealed BOOST enclosure with 1 10" N Series Subwoofer (Driver Side)
• Fits select 2020-2023 Model Y (5-seat models only)
• 500 watts RMS (1000 watts Peak)
• Final Impedance: 2-ohm

10% Off Open Box!
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List price $562.99
-52% $269.99
$242.99 with coupon | Price details

In stock

Limited time!

NVX Loaded BOOST Box - BE-TSLAY-G1P (Passenger's Side) (Open Box, Good)

For select 2020-2023 Model Y - Single 10" 500W RMS Loaded BOOST Sealed Enclosure

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For select 2020-2023 Model Y - Single 10" 500W RMS Loaded BOOST Sealed Enclosure

• Sealed BOOST enclosure with 1 10" N Series Subwoofer (Passenger Side)
• Fits select 2020-2023 Model Y (5-seat models only)
• 500 watts RMS (1000 watts Peak)
• Final Impedance: 2-ohm

10% Off Open Box!
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List price $562.99
-52% $269.99
$242.99 with coupon | Price details

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Only 1 Left!

Limited time!

JL Audio Stealthbox® SB-POL-GNRL/10TW3 (Like New (Open Box))

Custom fit subwoofer enclosure for select 2016-2022 vehicles from Polaris

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Custom fit subwoofer enclosure for select 2016-2022 vehicles from Polaris

• Custom Subwoofer Enclosure for Polaris General UTVs
• Loaded with One 10TW3-D4
• Rugged Weatherproof Fiberglass Enclosure
• 400W
• Mounts Out of Sight

10% Off Open Box!
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List price $849.99
-25% $637.49
$573.74 with coupon | Price details

In stock

Only 1 Left!

• Custom Subwoofer Enclosure for Polaris General UTVs
• Loaded with One 10TW3-D4
• Rugged Weatherproof Fiberglass Enclosure
• 400W
• Mounts Out of Sight

Limited time!

JL Audio MicroSub CP208LG-W3v3 (Open Box, Great)

500 Watt RMS Dual 8" 8W3v3-4 Subwoofers Loaded in a Slot-Ported MicroSub Enclosure

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500 Watt RMS Dual 8" 8W3v3-4 Subwoofers Loaded in a Slot-Ported MicroSub Enclosure

• Dual 8" Enclosed Subwoofer System w/ Two 8w3v3-4 Subwoofer Drivers
• Peak Power: 1000 watts
• RMS Power: 500 watts
• Final Impedance: 2 Ohm mono
• Mineral-filled Polypropylene Cone Woofers

10% Off Open Box!
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List price $879.99
-30% $615.99
$554.39 with coupon | Price details

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Only 1 Left!

• Dual 8" Enclosed Subwoofer System w/ Two 8w3v3-4 Subwoofer Drivers
• Peak Power: 1000 watts
• RMS Power: 500 watts
• Final Impedance: 2 Ohm mono
• Mineral-filled Polypropylene Cone Woofers

Limited time!

JBL Stage 1200S (JBLSUBST1200SAM) (Open Box, Great)

1000W Peak (250W RMS) Loaded Single 12" Sealed Shallow Enclosure

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1000W Peak (250W RMS) Loaded Single 12" Sealed Shallow Enclosure

• Sealed enclosure with 1 12" Stage Series Subwoofer
• 250 watts RMS (1000 watts Peak)
• Final Impedance: 2-ohm
• Dimensions: 17.25" L x 14.5" H x 11.5" W

10% Off Open Box!
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1
List price $229.95
-24% $174.97
$157.47 with coupon | Price details

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NVX QB12SPA with Free BAK82BL Amp Kit

1200W MAX (350W RMS) Single 12" Amplified Ported Loaded Subwoofer Enclosure with Remote Bass Knob + with 8 Gauge Premium (CCA) Complete 2-Channel Amplifier Wiring Kit

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1200W MAX (350W RMS) Single 12" Amplified Ported Loaded Subwoofer Enclosure with Remote Bass Knob + with 8 Gauge Premium (CCA) Complete 2-Channel Amplifier Wiring Kit

• 12" Amplified Loaded Subwoofer System
• 350 watts RMS
• Built-In Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control
• Includes Amp Kit

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35
List price $349.97
-43% $199.99

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• 12" Amplified Loaded Subwoofer System
• 350 watts RMS
• Built-In Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control
• Includes Amp Kit

Limited time!

Bazooka MBT1014 (Open Box, Good)

150W Peak Loaded Single 10" Non-Amplified Ported Subwoofer Bass Tube Enclosure

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150W Peak Loaded Single 10" Non-Amplified Ported Subwoofer Bass Tube Enclosure

• Ported enclosure with 1 10" BT Series Subwoofer
• 200 watts Peak
• Final Impedance: 4-ohm
• Dimensions: 20.75" L x 12.2" H x 10.3" W

10% Off Open Box!
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List price $249.99
-28% $179.99
$161.99 with coupon | Price details

In stock

Only 1 Left!

• Ported enclosure with 1 10" BT Series Subwoofer
• 200 watts Peak
• Final Impedance: 4-ohm
• Dimensions: 20.75" L x 12.2" H x 10.3" W

Limited time!

JL Audio CLS113RG-W7AE (Like New (Open Box))

One 13" JL Audio 13W7AE-D1.5 Loaded in a Sealed, Rear-Firing Enclosure (Black Carpet)

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One 13" JL Audio 13W7AE-D1.5 Loaded in a Sealed, Rear-Firing Enclosure (Black Carpet)

• ProWedge 13" W7AE Loaded Sealed Subwoofer Enclosure
• 3000W Peak
• 1500W RMS
• 3 Ohm Final Impedance
• High Grade Black Carpet Finish
• Engraved JL Audio and W7 Logos
• Rear Firing Design
• 10th Anniversary Edition W7 Subwoofer

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2
List price $2299.99
-15% $1,954.99
$1,759.49 with coupon | Price details

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• ProWedge 13" W7AE Loaded Sealed Subwoofer Enclosure
• 3000W Peak
• 1500W RMS
• 3 Ohm Final Impedance
• High Grade Black Carpet Finish
• Engraved JL Audio and W7 Logos
• Rear Firing Design
• 10th Anniversary Edition W7 Subwoofer

Limited time!

NVX VSW124v3 with Belva BXA15001 and Amp Kit

1200 Watt (600W RMS) 12" VS-Series Dual 4-ohm Car Subwoofer Package

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1200 Watt (600W RMS) 12" VS-Series Dual 4-ohm Car Subwoofer Package

• 600 Watts RMS / 1200 Watts Max
• Dual 4-ohm Voice Coil
• Non-Pressed Paper With Woven Carbon Fiber Top
• High Excursion Foam Surround
• Stamped Steel Basket
• Single Nomex Spider
• 750W x 1-Channel @ 4 ohm
• 1500W x 1-Channel @ 2 ohm
• Total Peak Power: 1500 watts
• Class A/B 2 ohm Stable Monoblock

Purchase $400 or More of NVX and Save 15%!
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174
List price $355.93
-37% $224.97

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• 600 Watts RMS / 1200 Watts Max
• Dual 4-ohm Voice Coil
• Non-Pressed Paper With Woven Carbon Fiber Top
• High Excursion Foam Surround
• Stamped Steel Basket
• Single Nomex Spider
• 750W x 1-Channel @ 4 ohm
• 1500W x 1-Channel @ 2 ohm
• Total Peak Power: 1500 watts
• Class A/B 2 ohm Stable Monoblock

NVX NSW122v3 Version 3 Sub, XKIT82 Amp kit + Belva BXA15001 Amp

700W Peak (350W RMS) 12" N Series Dual 2-ohm Subwoofer with 1500W Peak BX-Series Monoblock Car Amplifier, Bass Remote, and 8 Gauge OFC Wiring Kit

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700W Peak (350W RMS) 12" N Series Dual 2-ohm Subwoofer with 1500W Peak BX-Series Monoblock Car Amplifier, Bass Remote, and 8 Gauge OFC Wiring Kit

  • NVX NSW122 Version 2 700W Peak 12 Inch N Series Dual 2-Ohm Car Subwoofer
  • 1500W Peak BX-Series Class-AB Monoblock Car Amplifier
  • Wired Remote Bass Level Control included for precision tuning
  • Full Spec 8 Gauge 100% Oxygen Free Copper Wiring Kit with RCA
  • Complete installation package for amplifiers up to 800 Watts
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-32% $249.97

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  • NVX NSW122 Version 2 700W Peak 12 Inch N Series Dual 2-Ohm Car Subwoofer
  • 1500W Peak BX-Series Class-AB Monoblock Car Amplifier
  • Wired Remote Bass Level Control included for precision tuning
  • Full Spec 8 Gauge 100% Oxygen Free Copper Wiring Kit with RCA
  • Complete installation package for amplifiers up to 800 Watts

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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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    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    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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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.