JL Audio Dual 12" W7 Ported Enclosure – Custom Subwoofer Box

High-Performance Enclosure for Dual 12-Inch JL Audio W7 Subwoofers

Experience unmatched bass output and build quality with our JL Audio Dual 12" W7 Ported Enclosure, precision-engineered to meet the power and performance demands of JL’s legendary W7 subwoofers. Built by hand in the USA using top-tier materials, this enclosure is part of our Branded Series, offering subwoofer-specific solutions that combine superior acoustics, durability, and aesthetics.

Key Features

• Custom-fit for Dual 12" JL Audio W7 Subwoofers
• Optimized for 33Hz tuning – delivering deep, clean bass
• 4.0 cubic feet net internal volume for ideal airflow and output
• Port Size: 14.5" x 3.875" (56.19 sq in of port area)
• Cutout Diameter: 10.5"
• Material: 3/4" (18mm) Russian Baltic Birch plywood
• Double Baffle: Solid 1" (24mm) baffle + 18mm center baffle brace
• Finish: Carbon gray stain with protective polyurethane coating
• Joinery: No visible screws – fully glued with Titebond III
• Power Handling: Supports systems up to 4000W RMS
• Binding Posts: Recessed satin nickel brass terminal with pre-wired 10ga OFC copper

Enclosure Dimensions

• Height: 16"
• Width: 31.5"
• Depth: 22"

Built in the USA with Premium Craftsmanship

Every enclosure is hand-built in the United States of America using a refined manufacturing process that eliminates exposed fasteners for a seamless appearance. These enclosures are lightweight yet strong enough to support high-SPL subwoofer setups. Designed to match the output and aesthetics of JL Audio’s premium drivers, it’s a standout upgrade from generic prefab boxes.

Important Ordering Information

Lead Time: 2–3 weeks
Note: This is a custom-built enclosure. Once the build process begins, no refunds can be issued.

Why Choose Basshead Supply?

We build with passion, precision, and a deep understanding of what bassheads expect. Our goal with every enclosure is to provide maximum output, minimal compromise, and clean style—all at an affordable price point. If you're running JL Audio W7 12s, this is the enclosure they deserve.