Custom Enclosure for JL Audio W7 12" Subwoofer – 2.0 ft³ Ported Box

Purpose-built for the JL Audio 12W7 subwoofer, this high-performance ported enclosure from Basshead Supply is tuned to extract the full potential of your sub. Whether you're chasing deep lows for daily use or clean, tight bass for audiophile-grade sound, this box delivers power, clarity, and style.

Performance Specifications – JL Audio 12W7 Enclosure

• Net Internal Volume: 2.0 cubic feet
• Tuning Frequency: 33 Hz – ideal for deep, musical bass response
• Port Area: 28.69 square inches
• Port Dimensions: 13.5″ x 2.125″
• Subwoofer Cutout Diameter: 10.5″
• Power Handling: Built to support setups up to 2000W RMS

Premium Craftsmanship – Built to Last

• Material: 3/4" (18mm) Russian Baltic Birch throughout
• Baffle: Solid 1" (24mm) birch baffle for ultimate rigidity (17-ply)
• Finish: Carbon gray stain with durable polyurethane topcoat
• Assembly: Screwless design glued with Titebond III for superior bonding
• Wiring: Prewired with 10-gauge OFC speaker wire
• Terminals: Recessed Satin Nickel Brass binding post

Box Dimensions

• Height: 15″
• Width: 23.75″
• Depth: 17.25″

Production Time & Custom Order Policy

Build Time: Approximately 2–3 weeks from order
Returns: No refunds once enclosure has entered the cutting phase – this is a custom-built product

Basshead Supply Branded Series – Proudly Made in the USA 🇺🇸

This custom ported enclosure for the JL Audio 12W7 is handcrafted by Basshead Supply’s skilled team in the USA. As part of our Branded Series, this box is designed to meet the exact tuning and mechanical needs of one of JL Audio’s most iconic subwoofers.

Our enclosures are engineered for sonic performance, strength, and aesthetic appeal — giving your JL W7 the foundation it deserves. From daily drivers to demo vehicles, this enclosure is ready to perform and turn heads doing it.

Order today and get a box that’s as elite as your subwoofer. Built by hand. Tuned with purpose. Built to perform.