SKU: 35178325502

LAB OEM-Spec™ 0.625 ft^3 Sealed MDF Enclosure Box for Single JL Audio 10W3v3 Subwoofer

Sale price$134.99 Regular price$149.99
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Ships within 48 hours · Estimated delivery Sep 25 - Sep 30

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Description

LAB OEM-Spec™ 0.625 ft^3 Sealed MDF Enclosure Box for Single JL Audio 10W3v3 SubwooferWhat exact subwoofer does this fit? This enclosure is precision built specifically for a single 10" JL Audio W3v3 subwoofer (models 10W3v3 2 or 10W3v3 4). The cutout diameter is perfectly matched at 9. 0625" (9 1 16"). Will it fit in my vehicle? Yes, it is designed to maximize output while maintaining a practical footprint. The exact external dimensions are 17. 875" W x 11" H x 9" D. How is the performance and wiring? This sealed design delivers


What exact subwoofer does this fit?
This enclosure is precision-built specifically for a single 10" JL Audio® W3v3 subwoofer (models 10W3v3-2 or 10W3v3-4). The cutout diameter is perfectly matched at 9.0625" (9-1/16").

Will it fit in my vehicle?
Yes, it is designed to maximize output while maintaining a practical footprint. The exact external dimensions are 17.875" W x 11" H x 9" D.

How is the performance and wiring?
This sealed design delivers tight, responsive bass and natural roll-off—ideal for sound quality (SQ) focused systems. It features an upgraded 2" round nickel-plated binding post for secure and reliable wiring connections.

   

OEM-Spec™ Enclosures: Purpose-Built for JL Audio®

   

Dropping a premium JL Audio® subwoofer into a cheap leaky box is a quick way to leave performance on the table. Our LAB OEM-Spec™ enclosures aren't trying to reinvent the wheel. Instead, they are precision-built tools manufactured right here in the USA to do exactly what JL Audio® intended.

   

We construct these with rock-solid 3/4” CNC-cut MDF and feature 1” or thicker front baffles on select models to support heavier motors. These enclosures follow JL Audio’s exact volumetric blueprints to the letter. By utilizing their highly efficient smaller-airspace designs, you get two very practical benefits. You get increased mechanical power handling to keep your sub safe from over-excursion, and you gain a significantly smaller footprint in your trunk.

   

Available in both ported and sealed configurations for most JL Audio® drivers, the OEM-Spec™ line delivers the accurate, hard-hitting bass JL is famous for at a price point that actually makes sense.

        

Why It Hits the Mark:

   
           
  • Factory-Tuned Precision: Built exclusively to JL Audio® factory specs for optimal Thiele/Small (T/S) parameter matching.
  •        
  • Heavy-Duty Construction: 100% 3/4” CNC-cut MDF with ultra-thick front baffles on select models for maximum structural integrity.
  •        
  • American Made: Designed, cut, and assembled in the USA for strict quality control.
  •    

Technical Specifications:
  • JL Audio® designed W3v3 10-inch sealed woofer enclosure
  • Built using JL Audio®'s recommended sealed box design for a single 10" JL Audio® W3v3 sub (10W3v3-2 / 10W3v3-4)
  • Constructed of 0.75" CNC-cut high-grade MDF
  • High-grade black automotive carpet finish
  • Upgraded 2" round nickel-plated binding post
  • Made in California, U.S.A.

  • Enclosure volume: 0.625 ft^3 (net internal)
  • F3: 48.3Hz
  • Fc: 55.3Hz
  • Qtc: 0.831
  • Sub cutout diameter: 9.0625" (9-1/16")
  • Dimensions: 17.875"W x 11"H x 9"D

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 35178325502

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4.8 ★★★★★
Based on 16 reviews
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Rumor
Carnegie, US
★★★★★ 4
Good quality, but a few issues with the hidden mounts and levelness.
Size: 35x7 2Pcs, Color: Black, Size: 35x7 2Pcs, Color: Black
These are quite nice and also sturdy. Only complaint I have is that I bought a couple of these, and on one of them, only one of them, it was difficult to get the hidden mounts to go into the holes. I think it was probably a manufacturing defect thing. Also, on that particular one, it wasnt as level as the other. Not a show stopper, but if you need a perfectly level type of mounting situation, I would be careful here.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 14, 2025
N
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NatKenneally
Lowell, US
★★★★★ 5
Great value/easy to install.
Size: 24x6 2Pcs, Color: Black, Size: 24x6 2Pcs, Color: Black
Great product and great value. Easy to install and adds a nice touch to a bathroom.
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Reviewed in the United States on March 21, 2026
B
Verified Purchase
Betty D
Draper, US
★★★★★ 5
Easy hanging
Size: 31x7 2Pcs, Color: Black
Great size and easy to hang. Have purchased many for my home.
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Reviewed in the United States on May 20, 2026
D
Verified Purchase
David S.
Belleville, US
★★★★★ 5
Look great!
Size: 40x7 2Pcs, Color: Black
Love the way these turned out in my office! I connected 3 shelves in a row across the wall to make one long shelf and it looks great!
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Reviewed in the United States on April 16, 2026
C
Verified Purchase
Chris snyder
Dallas, US
★★★★★ 3
Nice looking. Not very sturdy. Easy to install.
Size: 40x7 2Pcs, Color: White, Size: 40x7 2Pcs, Color: White
Update: The shelf slopes at about a 45° angle when you put anything more than about a pound on the outside edge of it. Perfectly fine up against the wall. Just seems like the braces inside aren't long enough to really give the stability needed. Bracket is nice and tight against the wall. Had to add braces underneath to hold a small plant, a photo and a small container. Wa sloping more and more each week The shelves look great and we're pretty easy to install. They have a single bracket that is very easy to mount to the wall and get nice and level.. The downside is that the bracket isn't long enough to go between studs. This seems like a pretty simple oversight. I mean why wouldn't you make it long enough to go stud to stud? Secondly and maybe more fatally the bars that go inside the shelf to support them coming out from the wall are significantly shorter than the depth of the shelf. Unfortunately this means the shelf is only supported the first few inches coming out from the wall so there is the potential for a slight lean forward.. The anchors they send are trash. Cheap soft plastic that just tears and bends with a screwdriver. I would suggest spending $2 and grabbing your own anchors from Ace or home Depot. The shelves are essentially made of a high grade cardboard kind of wood. They are not going to support much weight or last for years and years however there incredibly affordable and look nice and easy to install. Long as your expectations are right you'll be happy.
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Reviewed in the United States on October 23, 2023

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