LAB OEM-Spec™ Subwoofer Enclosures – Factory Precision. Aftermarket Build.
Exclusively designed for JL Audio subwoofers, the LAB OEM-Spec™ series brings factory-accurate performance to a handcrafted enclosure. Built using JL’s official box specifications, each enclosure is precision-cut from high-grade MDF and finished with black automotive carpet for a clean, durable aesthetic. The result? Smaller footprint, increased power handling, and optimized performance—exactly how JL intended.
- Made to Match
This enclosure is built to JL Audio's own specs, ensuring correct tuning, proper airspace, and a factory-matched subwoofer experience. - Performance-Tuned Output
Featuring 1.75 cu. ft. of internal volume and tuned to 30Hz, it delivers smooth, powerful low-end with excellent extension and clarity. - ️ Built Right, Sounds Tight
Precision-cut from 3/4" MDF and wrapped in black automotive-grade carpet—ready for daily use or demo days. - OEM Design. LAB Sound.
Clean JL performance in a box that blends perfectly into trunk or cargo builds—true to spec and built in California.
Features
- Ported enclosure designed for a single 12" JL Audio W3v3 subwoofer
- Built using JL Audio's recommended ported design (12W3v3-2 / 12W3v3-4 compatible)
- 1.75 cu. ft. internal volume (net), tuned to 30Hz
- Precision-cut 3/4" high-grade MDF construction
- Wrapped in premium black automotive-grade carpet
- Standard speaker terminal
- Proudly made in California, U.S.A.
Technical Specifications
- Enclosure volume: 1.75 ft³ (net internal)
- Peak tuning frequency (Fb): 30Hz
- F3: 36Hz
- Subwoofer cutout diameter: 11.0625" (11-1/16")
- External dimensions: 29" W x 14" H x 12.625" D