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Empty Car Subwoofer Enclosures & Boxes for your 2005 PT Cruiser

We carry unloaded sub boxes in shapes and sizes ranging from 8-inch to 15-inch, and angled, truck style, to large vented, sealed or bandpass types.

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Tru Spec Dual 12in P (1460YX)

Empty Dual 12" Vented Prefabricated Enclosure for Sundown SA 12" Subwoofers

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Empty Dual 12" Vented Prefabricated Enclosure for Sundown SA 12" Subwoofers

• 12" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 3.50 cubic feet
• Compatible for Sundown SA 12V2 subwoofers (Sold separately)

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6
List price $299.99
-22% $234.99

In stock.

Single 10" Sealed MDF Subwoofer Enclosure (Belva MDFS10)

10-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (0.77 cu ft airspace 10SQTC)

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10-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (0.77 cu ft airspace 10SQTC)

• 0.77 cu ft Sealed Enclosure
• 3/4" Medium Density Fiberboard Construction
• Durable Black Carpeting
• Pre-Lined with Poly-Fil
• Gold Speaker Terminals

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121
List price $99.99
-40% $59.99

In stock

Used from: $41.99

Dual 12" 3/4 MDF Sealed Subwoofer Enclosure (Belva MDFD12)

Dual 12-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/Polyfil (2.46 cu ft Airspace - 12SQB)

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Dual 12-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/Polyfil (2.46 cu ft Airspace - 12SQB)

• 3/4" Medium Density Fiberboard Construction
• Durable Black Carpeting
• Pre-Lined with Poly-Fil
• Gold Speaker Terminals

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120
List price $119.99
-17% $99.99

In stock

Used from: $83.99

• 3/4" Medium Density Fiberboard Construction
• Durable Black Carpeting
• Pre-Lined with Poly-Fil
• Gold Speaker Terminals

Atrend A152-10

Empty Dual 10" Sealed Subwoofer Enclosure for select 1997-2007 vehicles from GMC, Chevrolet

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Empty Dual 10" Sealed Subwoofer Enclosure for select 1997-2007 vehicles from GMC, Chevrolet

• 10" Dual Sealed Subwoofer Enclosure
• Built for select 1997-2007 vehicles from GMC, Chevrolet
• 3/4" Medium Density Fiberboard (MDF) construction
• Custom down-firing fit under rear driver side seat
• Premium, ultra-tough coat spray-liner finish
• Constructed using specially formulated aliphatic wood glue
• Total box volume: 2.44 cubic feet

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2
List price $319.99
-29% $225.99

In stock

Only 2 Left!

Single 12" Vented MDF Subwoofer Enclosure (Belva 1SV12B)

12-inch Vented Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.8 cu ft airspace 1SV12B)

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12-inch Vented Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.8 cu ft airspace 1SV12B)

• Single 12" Vented MDF Enclosure
• Holds one 12" subwoofer
• 3/4 MDF (Medium Density Fiberboard) Construction
• Durable black carpeting
• Gold Terminals
• Internal Box Volume: 1.8 cubic ft.

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123
List price $95.99
-17% $79.99

In stock

Single 12" Sealed MDF Subwoofer Enclosure (Belva MDFS12)

12-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.0 cu ft airspace 12SQTC)

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12-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.0 cu ft airspace 12SQTC)

• 3/4" Medium Density Fiberboard Construction
• Durable Black Carpeting
• Pre-Lined with Poly-Fil
• Gold Speaker Terminals

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172
$69.99

In stock

NVX Empty BOOST Box - 2006-2013 Chevrolet Corvette - UBE-GM-VETC6

For select 2006-2013 Corvette - Single 10" Fiberglass Empty BOOST Sealed Enclosure

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For select 2006-2013 Corvette - Single 10" Fiberglass Empty BOOST Sealed Enclosure

• Custom Fit Empty Single 10" BOOST Sealed Enclosure
• Compatible with select 2006-2013 Corvette
• Made with hand-laid fiberglass shell covered in Carpet
• Total box volume: .60 cubic feet

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List price $275.99
-9% $249.99

In stock

Atrend A202-12CPV

Empty Dual 12” Vented Rear Underseat Enclosure for select 2002-2018 Ram 2500 / 1500 / 3500 and 1500

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Empty Dual 12” Vented Rear Underseat Enclosure for select 2002-2018 Ram 2500 / 1500 / 3500 and 1500

• 12" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Premium charcoal carpet finish
• Total box volume: 1.9 cubic feet
• Compatible with select 2002-2018 Ram 2500 / 1500 / 3500 and 1500

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List price $409.99
-13% $356.20

Available

Ships in 10-14 days

Tru Spec Single 12" (1447TS)

Empty Single 12" Vented Prefabricated Enclosure for Sundown SA12V2 Subwoofers

Single 12” big
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Empty Single 12" Vented Prefabricated Enclosure for Sundown SA12V2 Subwoofers

• 12" Single Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 1.75 cubic feet
• Compatible for Sundown SA12V2 subwoofers (Sold separately)

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9
List price $289.99
-40% $174.99

In stock.

Tru Spec Dual 10" (1459UN)

Empty Dual 10" Vented Prefabricated Enclosure

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Empty Dual 10" Vented Prefabricated Enclosure

• 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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5
List price $299.99
-38% $184.99

In stock.

Atrend U-8DV

Empty Dual 8” Vented Enclosure for select 2008-2023 Sierra and Silverado 1500 / 3500 HD / 2500 HD

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Empty Dual 8” Vented Enclosure for select 2008-2023 Sierra and Silverado 1500 / 3500 HD / 2500 HD

• 8" Dual Ported Subwoofer Enclosure
• 1" Medium Density Fiberboard (MDF) construction
• Total box volume: 2.40 cubic feet
• Compatible with select 2008-2023 Sierra and Silverado 1500 / 3500 HD / 2500 HD

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$309.40

In stock

Only 1 Left!

NVX NE101P

Single 10" Slot Ported 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.5 Cu. Ft. with Polyfil and NVX Logo

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Single 10" Slot Ported 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.5 Cu. Ft. with Polyfil and NVX Logo

• 10" Single Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 1.50 cubic feet
• Premium Black Carpet with Black NVX Logo

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1
List price $101.99
-17% $84.99

In stock

Atrend A362-10CP

Empty Dual 10" Sealed Rear Enclosure for select 2009-2019 F-150

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Empty Dual 10" Sealed Rear Enclosure for select 2009-2019 F-150

• 10" Dual Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 1.6 cubic feet
• Compatible with select 2009-2019 F-150

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5
$159.99

Available

Ships in 10-14 days

Atrend A151-12CP

Empty Single 12" Sealed Rear Underseat Enclosure for select 1999-2007 vehicles from GMC, Chevrolet

A151-12CP big
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Empty Single 12" Sealed Rear Underseat Enclosure for select 1999-2007 vehicles from GMC, Chevrolet

• 12" Single Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.93 cubic feet
• Compatible with select 1999-2007 vehicles from GMC, Chevrolet

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No Fit Icon Doesn't fit your PT Cruiser

8
List price $104.95
-9% $94.99

In stock

Atrend U-8CPQV

Empty Quad 8" Vented Underseat Truck Enclosure for select 2007-2023 Silverado 1500 / 2500 HD / 3500 HD / 1500 LD and Sierra 2500 HD / 3500 HD

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Empty Quad 8" Vented Underseat Truck Enclosure for select 2007-2023 Silverado 1500 / 2500 HD / 3500 HD / 1500 LD and Sierra 2500 HD / 3500 HD

• 8" Quad Ported Truck Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Premium charcoal carpet finish
• Total box volume: 6.08 cubic feet
• Compatible with select 2007-2023 Silverado 1500 / 2500 HD / 3500 HD / 1500 LD and Sierra 2500 HD / 3500 HD

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$205.40

In stock

Only 1 Left!

Atrend 10SQL

Empty Single 10" Pro Series Medium Sealed Subwoofer Enclosure

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Empty Single 10" Pro Series Medium Sealed Subwoofer Enclosure

• 10" Single Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.69 cubic feet
• Completely miter and dado end panels
• Premium carpeted finish
• Made in the USA

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16
List price $89.99
-33% $59.99

In stock

Only 2 Left!

Atrend A341-10CP

Empty Single 10" Sealed Rear Underseat Enclosure for select 2009-2020 vehicles from Ford

A341-10CP big
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Empty Single 10" Sealed Rear Underseat Enclosure for select 2009-2020 vehicles from Ford

• 10" Single Sealed Subwoofer Enclosure
• 5/8" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.8 cubic feet
• Compatible with select 2009-2020 vehicles from Ford

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2
List price $119.99
-17% $99.95

Available

Ships in 10-14 days

NVX NE122P

Dual 12" Slot Ported 3/4" MDF Black Carpeted Subwoofer Enclosure – 3.25 Cu. Ft. with Polyfil and NVX Logo

NE122P big
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Dual 12" Slot Ported 3/4" MDF Black Carpeted Subwoofer Enclosure – 3.25 Cu. Ft. with Polyfil and NVX Logo

• 12" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 3.25 cubic feet
• Premium Black Carpet with Black NVX Logo

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1
List price $191.99
-17% $159.99

In stock

• 12" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 3.25 cubic feet
• Premium Black Carpet with Black NVX Logo

Atrend A151-10CP

Empty Single 10" Sealed Rear Underseat Enclosure for select 1999-2007 vehicles from GMC, Chevrolet

A151-10CP big
Go to item page Right Arrow Icon of Right Arrow

Empty Single 10" Sealed Rear Underseat Enclosure for select 1999-2007 vehicles from GMC, Chevrolet

• 10" Single Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.93 cubic feet
• Compatible with select 1999-2007 vehicles from GMC, Chevrolet

shipping truck icon Free shipping in USA. Provide zip for delivery date.

No Fit Icon Doesn't fit your PT Cruiser

3
$99.99

In stock

Tru Spec 2X12SUPB (1545KE)

Empty Dual 12" Vented Prefabricated Enclosure

2x12supb big
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Empty Dual 12" Vented Prefabricated Enclosure

• 12" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 3.50 cubic feet
• Computer-designed CNC cut

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5
List price $399.99
-25% $299.99

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    All About

    Empty Car Subwoofer Enclosures & Boxes
    Empty Car Subwoofer Enclosures & Boxes Frequently Asked Questions (FAQ)
    An empty car subwoofer enclosure, also known as a subwoofer box or cabinet, is a specialized enclosure designed to house a subwoofer driver. Unlike pre-loaded enclosures that come with a subwoofer already installed, empty enclosures allow you to select and install the subwoofer of your choice. This gives you the flexibility to choose a subwoofer that best suits your preferences and audio needs. Empty subwoofer enclosures are available in various sizes and designs, such as sealed, ported, and bandpass, allowing you to match the enclosure type with your desired bass response. If you already have a subwoofer or prefer a specific brand/model, an empty enclosure is the perfect solution to ensure a custom-tailored audio setup with optimal sound quality and bass performance.
    Selecting the right size of an empty car subwoofer enclosure is crucial for achieving the best audio performance. The enclosure's size is typically determined by the subwoofer's recommended air space, as specified by the manufacturer. It's essential to match the subwoofer's requirements with the available space in your vehicle. Measure the area where you plan to install the enclosure, considering the depth, width, and height. Ensure that the enclosure fits securely and does not obstruct any other vehicle components. If you are unsure about the appropriate size, consult with a car audio expert or refer to the subwoofer's specifications provided by the manufacturer. Choosing the correct enclosure size ensures that the subwoofer operates efficiently, delivering accurate and powerful bass without distortion.
    While empty car subwoofer enclosures are designed to be versatile and accommodate various subwoofers, there are still compatibility considerations to keep in mind. The enclosure's size and design must match the subwoofer's recommended air space to ensure proper operation and sound quality. Some subwoofers may require a sealed enclosure, while others work best in a ported or bandpass design. It's essential to check the subwoofer's specifications to determine the ideal enclosure type and size for optimal performance. Additionally, consider the subwoofer's power handling capabilities and impedance rating to ensure it matches your amplifier's output and impedance load. If you have any doubts about compatibility, seek advice from car audio professionals who can recommend the best subwoofer options for your chosen empty enclosure.
    Using an empty car subwoofer enclosure offers several advantages over pre-loaded enclosures. First, you have the freedom to choose any subwoofer that suits your audio preferences and power requirements. This means you can select a premium-quality subwoofer or one with specific performance characteristics that match your desired audio setup. Additionally, empty enclosures allow for more customization in terms of enclosure type (sealed, ported, bandpass) and size, enabling you to fine-tune the bass response to your liking. Installing a subwoofer in an empty enclosure also allows for easier upgrades or replacements in the future without changing the entire enclosure. Overall, using an empty car subwoofer enclosure grants you greater flexibility and control over your car audio system, resulting in a personalized and optimized audio experience.
    The ease of installing an empty car subwoofer enclosure can vary depending on your experience with car audio installations and the complexity of your vehicle's interior. Basic installations, such as placing the enclosure in the trunk or rear cargo area, can be relatively straightforward for those with some DIY skills. However, more complex installations, such as custom mounting or integrating the enclosure into the vehicle's interior, may require professional assistance to ensure proper fitment and wiring. It's crucial to properly secure the enclosure to prevent any movement or rattling while driving. If you are unsure about the installation process or lack experience with car audio installations, seeking help from a certified car audio installer is recommended. They have the expertise and tools to install the empty subwoofer enclosure correctly, maximizing its performance and ensuring a seamless integration into your vehicle's audio system.

    If you're in search of the perfect Empty Car Subwoofer Enclosures & Boxes to build a custom subwoofer setup that suits your preferences, look no further. Explore our extensive collection of empty subwoofer enclosures and boxes to find the best quality options that will allow you to create the ultimate bass experience in your vehicle. Don't compromise on sound quality - shop now and discover the ideal empty car subwoofer enclosure that will take your car audio to new heights!

    Empty car subwoofer enclosures and boxes provide the foundation for building a custom bass system that caters to your specific audio preferences. These enclosures are designed to house subwoofers of various sizes, giving you the flexibility to choose the subwoofer that best suits your desired bass response and power handling requirements.

    One of the main advantages of using empty car subwoofer enclosures and boxes is the freedom to select the type of subwoofer and amplifier combination that perfectly matches your audio preferences. Whether you're looking for deep and thunderous bass or tight and punchy lows, having an empty enclosure allows you to fine-tune your setup to achieve your desired sound.

    Additionally, empty car subwoofer enclosures and boxes are often made from high-quality materials such as MDF (Medium-Density Fiberboard) or fiberglass, providing excellent durability and resonance control. This ensures that your custom bass system performs optimally and delivers clear, distortion-free bass.

    At Sonic Electronix, we are dedicated to helping our visitors find the ideal Empty Car Subwoofer Enclosures & Boxes that suit their unique requirements. Our knowledgeable staff is always ready to provide expert guidance and assistance in selecting the perfect enclosure for your specific subwoofer and vehicle. Whether you need advice on choosing the right size, type, or material for your empty enclosure, our experienced team is here to help.

    For personalized assistance, feel free to call our customer service team at 1-502-200-8010. Our audio experts are passionate about car audio and are committed to helping you achieve the best possible bass setup in 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.
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    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.