Fox Box JK-JL-212-V-4D Jeep Wrangler JKU/JLU Dual 12-Inch Ported Subwoofer Enclosure
Key features
- Fits four-door JKU and JLU models with or without a factory subwoofer.
- Source specifically includes compatibility with 2024 JLU interiors.
- Two included steel brackets attach using the Jeep’s roof-mounting bolts.
- Raised layout leaves space below and allows roof panels to be carried in the rear.
Fox Box JK-JL-212-V-4D Jeep Wrangler JKU/JLU Dual 12-Inch Ported Subwoofer Enclosure is backordered and will ship as soon as it is back in stock.
Fox Box JK-JL-212-V-4D Jeep Wrangler JKU/JLU Dual 12-Inch Ported Subwoofer Enclosure is backordered and will ship as soon as it is back in stock.
Description
Description
Product Overview
This Fox Box enclosure is supplied empty and is shaped for Four-door Jeep Wrangler JKU and JLU, with or without the factory subwoofer; includes 2024 JLU interiors. Its physical layout is two 12-inch mounting openings; vented; floating down-firing layout; common chamber.
Enclosure-only listing. Subwoofers, amplifier and wiring are not included.
Key Features & Benefits
- Fits four-door JKU and JLU models with or without a factory subwoofer.
- Source specifically includes compatibility with 2024 JLU interiors.
- Two included steel brackets attach using the Jeep’s roof-mounting bolts.
- Raised layout leaves space below and allows roof panels to be carried in the rear.
Technical Specifications
| Model | JK-JL-212-V-4D |
|---|---|
| Vehicle fitment | Four-door Jeep Wrangler JKU and JLU, with or without the factory subwoofer; includes 2024 JLU interiors |
| Configuration | Two 12-inch mounting openings; vented; floating down-firing layout; common chamber |
| Air volume | 4.4 cu. ft. |
| Port tuning | 35 Hz |
| Mounting hole diameter | 11.15 inches |
| Subwoofer mounting depth | 8 inches |
| Magnet diameter | 7.75 inches maximum; firm limit |
| Finish | Black spray-applied bed-liner coating |
| Approximate clearance under enclosure | 9 inches |
| Included mounting brackets | Two steel brackets |
Why Choose This Product?
This empty enclosure has the vehicle-specific shape and mounting layout listed above. Physical fit limits include mounting depth: 8 inches; opening diameter: 11.15 inches. Review the interior-clearance and installation restrictions before ordering.
Installation & Compatibility Notes
- Four-door models only; do not assume two-door Wrangler compatibility.
- The enclosure sits against the back seat and spans the cargo area. Use the two supplied side brackets with the roof-mounting bolts.
- Maximum magnet diameter is a firm 7.75 inches. Check this limit along with the 8-inch mounting depth and 11.15-inch cutout.
- The approximately 9-inch clearance is space under the mounted enclosure, not a product height or shipping measurement.
Frequently Asked Questions
Does it fit a Wrangler with the factory subwoofer?
Yes. The source lists four-door JKU and JLU fitment both with and without a factory subwoofer.
Are the mounting brackets included?
Yes. Two steel mounting brackets are included and secure at the roof-mounting bolts.
Can I still carry the roof panels in the rear?
The source states that roof panels can still be carried in the rear with this enclosure installed.
Can the magnet be larger than 7.75 inches?
No. The source describes 7.75 inches as a firm maximum magnet diameter.
Explore More
Compare more Fox Box enclosures for your vehicle and subwoofer layout.



