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Empty Car Subwoofer Enclosures & Boxes for your 1978 Opel

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 S12KL7XSUPB (1761UCI)

Empty Single 12" Vented Prefabricated Square Enclosure for Kicker Solo X 12" L7X Subwoofer

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Empty Single 12" Vented Prefabricated Square Enclosure for Kicker Solo X 12" L7X Subwoofer

• 12" Single Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 3.00 cubic feet
• Compatible with Kicker 12" Solo X L7X (Sold separately)

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List price $489.99
-18% $399.99

In stock.

Atrend 15DV-MOJO

Empty Dual 15" Vented Enclosure for Memphis MOJO, MOJO Pro, and M6/M7 Series Subwoofers

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Empty Dual 15" Vented Enclosure for Memphis MOJO, MOJO Pro, and M6/M7 Series Subwoofers

• 15" Dual Ported Subwoofer Enclosure
• Fits Memphis MOJO, MOJO Pro, and M6/M7 series subwoofers
• 3/4" Medium Density Fiberboard (MDF) construction
• Miter and Dado construction
• Premium black carpet finish
• Silver spring loaded terminal cups
• Glued and braced with fasteners
• Total box volume: 8.8 cubic feet

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List price $379.99
-18% $312.00

Available

Ships in 10-14 days

Atrend 12KS

Empty Single 12" Sealed Enclosure for Kicker L7R and L7S Series Subwoofers

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Empty Single 12" Sealed Enclosure for Kicker L7R and L7S Series Subwoofers

• 12" Single Sealed Subwoofer Enclosure
• Fits Kicker L7R and L7S series subwoofers
• 3/4" Medium Density Fiberboard (MDF) construction
• Miter and Dado construction
• Premium carpet finish
• Silver spring loaded terminal cups
• Glued and braced with fasteners
• Total box volume: 1.75 cubic feet

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List price $94.99
-5% $89.99

In stock

Only 2 Left!

Atrend A219-65CPQS

Empty Quad 6.5” Sealed Rear Truck Enclosure for select 2019-2024 vehicles from Ram

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Empty Quad 6.5” Sealed Rear Truck Enclosure for select 2019-2024 vehicles from Ram

• 6.5" Quad Sealed Truck Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Premium charcoal carpet finish
• Total box volume: 2 cubic feet
• Compatible with select 2019-2024 vehicles from Ram

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No Fit Icon Doesn't fit your Opel

$205.40

In stock

Only 2 Left!

DS18 JT-S64

Empty Quad 6.5" Sealed Underseat Enclosure for select 2020-2026 Gladiator

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Empty Quad 6.5" Sealed Underseat Enclosure for select 2020-2026 Gladiator

• 6.5" Quad Sealed Under Seat Subwoofer Enclosure for select 2020-2026 Gladiator
• Medium Density Fiberboard (MDF) construction
• Total box volume: 1.3 cubic feet
• Mounting bracket and hardware included
• Built-in RGB LED lights in DS18 logos badge

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No Fit Icon Doesn't fit your Opel

$499.95

In stock

Only 1 Left!

Atrend A201-10CPV

Empty Single 10" Vented Underseat Truck Enclosure for select 2002-2018 Ram 3500 / 1500 / 2500 and 1500

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Empty Single 10" Vented Underseat Truck Enclosure for select 2002-2018 Ram 3500 / 1500 / 2500 and 1500

• 10" Single Ported Truck Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Premium charcoal carpet finish
• Total box volume: 2.3 cubic feet
• Compatible with select 2002-2018 Ram 3500 / 1500 / 2500 and 1500

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No Fit Icon Doesn't fit your Opel

$205.40

Available

Ships in 10-14 days

Atrend A161-10

Empty Single 10" Vented Truck-Style Enclosure for select 2001-2007 Sierra 3500 / 2500 HD / 1500 / 1500 HD and Silverado 1500 HD / 2500 HD / 3500 / 1500 and Sierra Denali

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Empty Single 10" Vented Truck-Style Enclosure for select 2001-2007 Sierra 3500 / 2500 HD / 1500 / 1500 HD and Silverado 1500 HD / 2500 HD / 3500 / 1500 and Sierra Denali

• 10" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 1.76 cubic feet
• Compatible with select 2001-2007 Sierra 3500 / 2500 HD / 1500 / 1500 HD and Silverado 1500 HD / 2500 HD / 3500 / 1500 and Sierra Denali

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No Fit Icon Doesn't fit your Opel

List price $249.99
-18% $205.40

Available

Ships in 10-14 days

NVX Empty BOOST Box - 2017-2022 Tesla Model 3 - UBE-TM3-G1

For select 2017-2022 Model 3 - Single 10" Empty BOOST Sealed Enclosure

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For select 2017-2022 Model 3 - Single 10" Empty BOOST Sealed Enclosure

• Custom Fit Empty Single 10" BOOST Sealed Enclosure
• Compatible with select 2017-2022 Model 3
• Made with hand-laid fiberglass shell covered in Carpet
• Total box volume: .65 cubic feet

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No Fit Icon Doesn't fit your Opel

List price $263.99
-17% $219.99

In stock

Atrend A202-1219

Empty Dual 12” Sealed Rear Underseat Truck Enclosure for select 2002-2018 1500 and Ram 1500

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Empty Dual 12” Sealed Rear Underseat Truck Enclosure for select 2002-2018 1500 and Ram 1500

• 12" Dual Sealed Truck Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Premium charcoal carpet finish
• Total box volume: 2 cubic feet
• Compatible with select 2002-2018 1500 and Ram 1500

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No Fit Icon Doesn't fit your Opel

List price $349.99
-19% $283.40

In stock

Only 1 Left!

NVX Empty BOOST Box - 2020-2023 Tesla Model Y - UBE-TSLAY-G1D (Driver Side)

For select 2020-2023 Model Y - Single 10" Empty BOOST Sealed Enclosure (Driver Side)

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For select 2020-2023 Model Y - Single 10" Empty BOOST Sealed Enclosure (Driver Side)

• Custom Fit Empty Single 10" BOOST Sealed Enclosure (Driver Side)
• Compatible with select 2020-2023 Model Y (5-seat models only)
• Made with hand-laid fiberglass shell covered in Carpet
• Total box volume: 0.55 cubic feet

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No Fit Icon Doesn't fit your Opel

List price $227.99
-17% $189.99

In stock

• Custom Fit Empty Single 10" BOOST Sealed Enclosure (Driver Side)
• Compatible with select 2020-2023 Model Y (5-seat models only)
• Made with hand-laid fiberglass shell covered in Carpet
• Total box volume: 0.55 cubic feet

DS18 EBM-FFPUNI-4X8

Empty Quad 8" Vented Enclosure

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Empty Quad 8" Vented Enclosure

• Empty 8" Quad Ported Subwoofer Enclosure
• 3/4" medium density fiberboard construction with sprayliner finish
• Vented front-firing design enhances sound projection
• Under seat enclosure mounting

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$479.95

In stock

Only 1 Left!

Atrend 13SVRF

Empty Single 13" Vented Enclosure for Rockford Fosgate Power T2 Series Subwoofer

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Empty Single 13" Vented Enclosure for Rockford Fosgate Power T2 Series Subwoofer

• 13" Single Ported Subwoofer Enclosure
• Fits Rockford Fosgate Power T2 series subwoofers
• 1" Medium Density Fiberboard (MDF) construction
• Miter and Dado construction
• Premium charcoal carpet finish
• Silver spring loaded terminal cups
• Glued and braced with fasteners
• Total box volume: 4 cubic feet

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List price $269.99
-12% $236.60

Available

Ships in 10-14 days

Atrend TL-10DV

Empty Dual 10" Slammer Vented Divided Subwoofer Enclosure

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Empty Dual 10" Slammer Vented Divided Subwoofer Enclosure

• 10" Dual Ported Subwoofer Enclosure
• 1" Medium Density Fiberboard (MDF) construction
• Rounded corners heavy duty enclosure construction
• CNC grooved custom finish
• Premium tough guard coat sprayliner finish
• Miter and Dado construction
• Silver spring loaded terminal cups
• Glued and braced with fasteners
• Total box volume: 2.3 cubic feet

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Add to Cart for Low Price

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Available

Ships in 10-14 days

Atrend SPL-12SV2

Empty Single 12" SPL Vented Subwoofer Enclosure

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Empty Single 12" SPL Vented Subwoofer Enclosure

• 12" Single SPL Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Rounded corners heavy duty enclosure construction
• Miter and Dado construction
• Premium tuff-coat sprayliner finish
• Silver spring loaded terminal cups
• Glued and braced with fasteners
• Total box volume: 1.71 cubic feet

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List price $319.99
-20% $257.40

Available

Ships in 10-14 days

MTX SLH10S

Empty Single 10" Ported Sledgehammer Enclosure

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Empty Single 10" Ported Sledgehammer Enclosure

• 10" Single Ported Subwoofer Enclosure
• Medium Density Fiberboard (MDF) construction
• Total box volume: 1.2 cubic feet
• Mounting hardware included

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2
$139.95

In stock

DS18 JSUB.2

Empty Dual 12" Ported Enclosure with RGB LED Lights for select 2007-2024 Wrangler Unlimited and Wrangler Unlimited (JK)

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Empty Dual 12" Ported Enclosure with RGB LED Lights for select 2007-2024 Wrangler Unlimited and Wrangler Unlimited (JK)

• 12" Dual Ported Subwoofer Enclosure
• 2/5" Medium Density Fiberboard (MDF) construction
• Total box volume: 3.2 cubic feet
• Compatible with select 2007-2024 Wrangler Unlimited and Wrangler Unlimited (JK)

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No Fit Icon Doesn't fit your Opel

$599.95

In stock

Only 3 Left!

Atrend 12SXK-P - Black

Empty Single 12" Vented Enclosure for Kicker Solo X Series Subwoofer (Black)

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Empty Single 12" Vented Enclosure for Kicker Solo X Series Subwoofer (Black)

• 12" Single Ported Subwoofer Enclosure
• Fits Kicker Solo X series subwoofers
• 1" Medium Density Fiberboard (MDF) construction
• Custom face plate and inset bolts
• Supreme binding post terminal cup
• Plush black carpet with carbon fiber faceplate
• Total box volume: 3 cubic feet

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$377.00

Available

Ships in 10-14 days

Atrend 10DVN

Empty Dual 10" Vented Enclosure for Alpine E-S-R-X Series Subwoofers

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Empty Dual 10" Vented Enclosure for Alpine E-S-R-X Series Subwoofers

• 10" Dual Ported Subwoofer Enclosure
• Fits Alpine E, S, R, and X series subwoofers
• 3/4" Medium Density Fiberboard (MDF) construction
• Miter and Dado construction
• Premium carpet finish
• Silver spring loaded terminal cups
• Glued and braced with fasteners
• Total box volume: 2.4 cubic feet

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List price $209.99
-38% $129.99

Available

Ships in 10-14 days

Tru Spec 3X10SUPB (1552FGQ)

Empty Triple 10" Vented Prefabricated Enclosure

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Empty Triple 10" Vented Prefabricated Enclosure

• 10" Triple 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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1
List price $399.99
-25% $299.99

In stock.

Atrend 12PSS

Empty Single 12" Sealed Enclosure for Pioneer Pro Series Subwoofer

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Empty Single 12" Sealed Enclosure for Pioneer Pro Series Subwoofer

• 12" Single Sealed Subwoofer Enclosure
• Fits Pioneer Pro subwoofers
• 1" Medium Density Fiberboard (MDF) construction
• Miter and Dado construction
• Premium black carpet finish
• Silver spring loaded terminal cups
• Glued and braced with fasteners
• Total box volume: 2.5 cubic feet

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List price $89.99
-13% $78.00

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Ships in 10-14 days

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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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    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.