SKU: 8567979342

LAB OEM-Spec™ 0.65 ft^3 Sealed Shallow-Mount MDF Enclosure Box for Single JL Audio 12TW1 Subwoofer

Sale price$134.99 Regular price$149.99
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Description

LAB OEM-Spec™ 0.65 ft^3 Sealed Shallow-Mount MDF Enclosure Box for Single JL Audio 12TW1 SubwooferWhat exact subwoofer does this fit? This enclosure is precision built specifically for a single 12" JL Audio TW1 shallow mount subwoofer (models 12TW1 2 or 12TW1 4). The cutout diameter is perfectly matched at 11. 0625" (11 1 16"). Will it fit in my vehicle's tight spaces? Yes, it is designed specifically for tight and stealthy applications. The exact external dimensions are 26. 5" W x 14" H x 5. 5" D, giving you a very slim, 5. 5 inch deep footprint.


What exact subwoofer does this fit?
This enclosure is precision-built specifically for a single 12" JL Audio® TW1 shallow-mount subwoofer (models 12TW1-2 or 12TW1-4). The cutout diameter is perfectly matched at 11.0625" (11-1/16").

Will it fit in my vehicle's tight spaces?
Yes, it is designed specifically for tight and stealthy applications. The exact external dimensions are 26.5" W x 14" H x 5.5" D, giving you a very slim, 5.5-inch deep footprint.

How is the performance and wiring?
This sealed design delivers tight, controlled, and responsive bass with a smooth low-end roll-off. 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 TW1 12-inch sealed shallow-mount woofer enclosure
  • Built using JL Audio®'s recommended sealed box design for a single 12" JL Audio® TW1 sub (12TW1-2 / 12TW1-4)
  • 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: 0.65 ft^3 (net internal)
  • F3: 45.83Hz
  • Fc: 55.99Hz
  • Qtc: 0.92
  • Sub cutout diameter: 11.0625" (11-1/16")
  • Dimensions: 26.5"W x 14"H x 5.5"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: 8567979342

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Reviewed in the United States on January 5, 2026
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Thomas Aycock
Lake Worth, US
★★★★★ 5
Comfortable nike running shoes.
Size: 13, Color: Black/Summit White/Anthracite/Cyber, Size: 13, Color: Black/Summit White/Anthracite/Cyber
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Reviewed in the United States on December 29, 2025
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Steve A
Dallas, US
★★★★★ 4
Good shoe, seems physically big
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Reviewed in the United States on September 10, 2025
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Fred
Grantham, US
★★★★★ 5
Can’t Miss Shoe
Size: 11, Color: White/Blue Crystal/Total Orange, Size: 11, Color: White/Blue Crystal/Total Orange
Great looking shoe! Fit to form, I wear a size 101/2 or 11 and I ordered a size 11 and they fit perfectly. Soft and comfortable perfect for walking as I suffer from knee and back pain at 59 years old…. Don’t judge me. Normal width size for me so not sure about the wide fit but the toe room for me is comfortable. Great choice will definitely recommend.
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Reviewed in the United States on April 8, 2026
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Amazon Customer
Whiting, US
★★★★★ 5
Yes Go Nike!
These Nike men's shoes are very comfortable. It's a pretty versatile shoe. I am able to work out in the gym, go for hikes, walk on the street and run errands all with ease and comfortability. They are sturdy, have good cushion and great support for your joints and back keeping you aligned. They lean on the more narrow side for fit so if you have wide feet they may not work for you. The green around the heal is attractive. The price I paid for the shoes was extremely reasonable making them a great value. I have been using them for a couple of months now and they are still in great shape. Excellent buy!
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