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Discontinued Sealed Subwoofer Boxes for your 1984 528e close

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Bassforms BF212AMP

Dual 12" Custom Fiberglass Enclosures with Amp Rack

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Dual 12" Custom Fiberglass Enclosures with Amp Rack

Dual 12" Custom Fiberglass Enclosures with Amp Rack • 100% Fiberglass • Constructed with 4 layers of 2oz. matting • Lightest, most durable boxes on the market • Custom looks & form minimizes trunk junk

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Dual 12" Custom Fiberglass Enclosures with Amp Rack • 100% Fiberglass • Constructed with 4 layers of 2oz. matting • Lightest, most durable boxes on the market • Custom looks & form minimizes trunk junk

Atrend 10KS

10" Single Sealed Square Subwoofer Enclosure for Square Subwoofers (e.g. Kicker L5 and L7 Subwoofers)

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10" Single Sealed Square Subwoofer Enclosure for Square Subwoofers (e.g. Kicker L5 and L7 Subwoofers)

• 10" Single Sealed Square Subwoofer Enclosure for Kicker L5 or L7 Subwoofer
• Premium Carpeted Finish
• Silver Spring Loaded Terminal Cups
• Completely Miter and Dado Panels
• Glued and Braced with Fasteners

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• 10" Single Sealed Square Subwoofer Enclosure for Kicker L5 or L7 Subwoofer
• Premium Carpeted Finish
• Silver Spring Loaded Terminal Cups
• Completely Miter and Dado Panels
• Glued and Braced with Fasteners

Atrend 13SME

Empty Single 13" Sealed Shallow Subwoofer Enclosure

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Empty Single 13" Sealed Shallow Subwoofer Enclosure

• 13" Single Sealed Shallow Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Ultra slim and shallow enclosure design
• Miter and Dado construction
• Premium carpet finish
• Silver spring loaded terminal cups
• Glued and braced with fasteners
• Total box volume: 0.85 cubic feet

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• 13" Single Sealed Shallow Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Ultra slim and shallow enclosure design
• Miter and Dado construction
• Premium carpet finish
• Silver spring loaded terminal cups
• Glued and braced with fasteners
• Total box volume: 0.85 cubic feet

Atrend 10KD

10" Dual Sealed Square Subwoofer Enclosure for Kicker L5 and L7 Subwoofers

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10" Dual Sealed Square Subwoofer Enclosure for Kicker L5 and L7 Subwoofers

10" Dual Sealed Square Subwoofer Enclosure for Kicker L5 or L7 Subwoofers • Premium Carpeted Finish • Silver Spring Loaded Terminal Cups • Completely Miter and Dado Panels • Glued and Braced with Fasteners

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10" Dual Sealed Square Subwoofer Enclosure for Kicker L5 or L7 Subwoofers • Premium Carpeted Finish • Silver Spring Loaded Terminal Cups • Completely Miter and Dado Panels • Glued and Braced with Fasteners

Atrend E8DS

Empty Dual 8" Sealed Enclosure

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Empty Dual 8" Sealed Enclosure

• 8" Dual Sealed Subwoofer Enclosure
• 1" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.62 cubic feet
• Premium carpeted finish
• Made in the USA

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• 8" Dual Sealed Subwoofer Enclosure
• 1" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.62 cubic feet
• Premium carpeted finish
• Made in the USA

Atrend E8SA

Empty Single 8" Angled Front Sealed Enclosure

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Empty Single 8" Angled Front Sealed Enclosure

• 8" Single Angled Front Sealed Subwoofer Enclosure
• 1" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.92 cubic feet
• Premium carpeted finish
• Made in the USA

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• 8" Single Angled Front Sealed Subwoofer Enclosure
• 1" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.92 cubic feet
• Premium carpeted finish
• Made in the USA

NVX XQWE110S (Open Box, Great)

Single 10” Sealed 3/4" (0.58 cubic ft) MDF Black Carpeted Subwoofer Enclosure

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Single 10” Sealed 3/4" (0.58 cubic ft) MDF Black Carpeted Subwoofer Enclosure

• Single 10" Sealed MDF Enclosure
• Holds one 10" subwoofer
• 3/4 MDF (Medium Density Fiberboard) Construction
• Durable black carpeting
• Spring-loaded push terminals
• Internal Box Volume: 0.58 cubic ft.

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• Single 10" Sealed MDF Enclosure
• Holds one 10" subwoofer
• 3/4 MDF (Medium Density Fiberboard) Construction
• Durable black carpeting
• Spring-loaded push terminals
• Internal Box Volume: 0.58 cubic ft.

Single 10" Sealed MDF Subwoofer Enclosure (Belva MDFS10) (Like New (Open Box))

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

NVX NE121S (Open Box, Great)

Single 12" Sealed 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.0 Cu. Ft. with Polyfil and NVX Logo

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Single 12" Sealed 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.0 Cu. Ft. with Polyfil and NVX Logo

• 12" Single Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 1.00 cubic feet
• Premium Black Carpet with Black NVX Logo

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• 12" Single Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 1.00 cubic feet
• Premium Black Carpet with Black NVX Logo

Atrend BBox 10SME (Like New (Open Box))

Empty Single 10" Sealed Shallow Mount Subwoofer Enclosure

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Empty Single 10" Sealed Shallow Mount Subwoofer Enclosure

• 10" Single/Dual Sealed Shallow Mount Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.51 cubic feet
• CNC Miter & Dado design for ultimate airtight protection

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• 10" Single/Dual Sealed Shallow Mount Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.51 cubic feet
• CNC Miter & Dado design for ultimate airtight protection

1.5 Cu Ft - Single 12" Sealed MDF Subwoofer Enclosure (Belva MDFS1215) (Open Box, Great)

12-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.5 cu ft airspace)

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12-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.5 cu ft airspace)

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

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

NVX XMDFS101 (Open Box, Good)

Single 10" Sealed 3/4" (1.2 cubic ft) MDF Black Carpeted Subwoofer Enclosure (Made in the USA)

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Single 10" Sealed 3/4" (1.2 cubic ft) MDF Black Carpeted Subwoofer Enclosure (Made in the USA)

• Single 10" Sealed MDF Enclosure
• Holds one 10" subwoofer
• 3/4 MDF (Medium Density Fiberboard) Construction
• Durable black carpeting
• Gold Terminals
• Internal Box Volume: 1.2 cubic ft.

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• Single 10" Sealed MDF Enclosure
• Holds one 10" subwoofer
• 3/4 MDF (Medium Density Fiberboard) Construction
• Durable black carpeting
• Gold Terminals
• Internal Box Volume: 1.2 cubic ft.

Dual 10" 3/4 MDF Sealed Subwoofer Enclosure (Belva MDFD10) (Like New (Open Box))

Dual 10-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.6 cu ft Airspace - 10SQB)

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Dual 10-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.6 cu ft Airspace - 10SQB)

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

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

Single 10" Sealed MDF Subwoofer Enclosure (Belva MDFS10) (Open Box, Good)

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

Single 15" Sealed MDF Subwoofer Enclosure (Belva MDFS15) (Like New (Open Box))

15-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.9 cu ft airspace 15SQTC)

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15-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.9 cu ft airspace 15SQTC)

• 15" Sealed Subwoofer Enclosure
• 3/4" High Quality MDF
• Durable Black Carpeting
• Terminal Cup Installed With Gold Posts
• Internal Box Volume: 1.90 Cubic FT

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• 15" Sealed Subwoofer Enclosure
• 3/4" High Quality MDF
• Durable Black Carpeting
• Terminal Cup Installed With Gold Posts
• Internal Box Volume: 1.90 Cubic FT

Dual 12" 3/4 MDF Sealed Subwoofer Enclosure (Belva MDFD12) (Like New (Open Box))

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

Dual 10" 3/4 MDF Sealed Subwoofer Enclosure (Belva MDFD10) (Open Box, Great)

Dual 10-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.6 cu ft Airspace - 10SQB)

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Dual 10-inch Sealed Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.6 cu ft Airspace - 10SQB)

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

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

Single 12" Subwoofer Angled Truck or Hatchback Box Enclosure (Open Box, Good)

1TRUCK12 - CARB Compliant, 5/8" MDF Shallow Sub Enclosure Lined with Polyfil

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1TRUCK12 - CARB Compliant, 5/8" MDF Shallow Sub Enclosure Lined with Polyfil

• 5/8" MDF (Medium Density Fiberboard)
• Perfect for Tight Spaces (trucks/hatchbacks)
• Fits Most 12" Subwoofers
• 0.75 CuFt
• fully carpeted
• Fully Caulked and Sealed Tight

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• 5/8" MDF (Medium Density Fiberboard)
• Perfect for Tight Spaces (trucks/hatchbacks)
• Fits Most 12" Subwoofers
• 0.75 CuFt
• fully carpeted
• Fully Caulked and Sealed Tight

Atrend 12DQ Open Box Complete

12" Dual Medium Pro Series Sealed Subwoofer Enclosure

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12" Dual Medium Pro Series Sealed Subwoofer Enclosure

• Item Condition: Open Box Compete
12" Dual Small Pro Series Sealed Subwoofer Enclosure • Premium carpeted Finish • Silver Spring Loaded Terminal Cups • Completely Miter and Dado Panels • Glued and Braced with Fasteners

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• Item Condition: Open Box Compete
12" Dual Small Pro Series Sealed Subwoofer Enclosure • Premium carpeted Finish • Silver Spring Loaded Terminal Cups • Completely Miter and Dado Panels • Glued and Braced with Fasteners

15SQB Subwoofer Enclousure (MDFD15) (Open Box, Good)

Dual 15" 3/4 MDF Sealed Subwoofer Enclosure

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Dual 15" 3/4 MDF Sealed Subwoofer Enclosure

3/4" High-quality MDF material and fully carpeted • Works great with most 15" subs • gold/silver post connectors • holds 2 15" subwoofers

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3/4" High-quality MDF material and fully carpeted • Works great with most 15" subs • gold/silver post connectors • holds 2 15" subwoofers

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    FAQ Frequently asked questions in Discontinued Sealed Subwoofer Boxes


    Sealed Subwoofer Boxes Frequently Asked Questions (FAQ)
    A sealed subwoofer box is a type of subwoofer enclosure that is completely sealed off from the outside air. This type of enclosure is designed to produce tight, accurate bass response.
    There are several benefits to using a sealed subwoofer box. First, sealed subwoofer boxes produce tight, accurate bass response. Second, sealed subwoofer boxes are relatively easy to build and install. Third, sealed subwoofer boxes are relatively inexpensive.
    There are a few drawbacks to using a sealed subwoofer box. First, sealed subwoofer boxes do not produce as much bass output as ported subwoofer boxes. Second, sealed subwoofer boxes can be more difficult to tune than ported subwoofer boxes. Third, sealed subwoofer boxes can be more sensitive to changes in air temperature and humidity.
    When choosing a sealed subwoofer box, you should consider the following factors: The size of your subwoofer The amount of bass you want The space you have available Your budget Your personal preferences
    Installing a sealed subwoofer box is a relatively easy process. Most sealed subwoofer boxes come with instructions, and the installation process should only take a few hours. Here are some additional tips for installing a sealed subwoofer box: Make sure the box is secure and will not move around. Seal any gaps or openings in the box to prevent air leaks. Position the subwoofer in the box so that the cone is facing forward. Connect the subwoofer to your car stereo. Experiment with different settings to find the sound you like.
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