Dual Sundown Audio NSv6 10" Custom Subwoofer Enclosure – 3.0 ft³ Ported Box

Purpose-built for dual Sundown Audio NSv6 10" subwoofers, this handcrafted enclosure by Basshead Supply delivers deep, clean bass and extreme durability. Precision tuned and constructed from premium birch, this box is ideal for serious daily setups and competition builds alike.

Performance Specifications – Dual NSv6 10" Subwoofer Box

• Net Internal Volume: 3.0 cubic feet
• Tuning Frequency: 32 Hz – tuned for musical lows with deep, responsive output
• Port Area: 42 square inches
• Port Dimensions: 12″ x 3.5″
• Subwoofer Cutout Diameter: 10.01″ (each subwoofer)
• Power Handling: Supports high-output systems (up to 4000W RMS)

Build Quality & Premium Features

• Material: Full 1” thick Russian Baltic Birch plywood
• Veneer: 17-ply birch construction for maximum rigidity
• Bracing: Internal 24mm baffle brace for dual sub reinforcement
• Finish: Carbon gray stain with a durable polyurethane topcoat
• Construction: Assembled with Titebond III adhesive – no visible screw holes
• Wiring: Prewired with 10-gauge OFC speaker wire
• Binding Post: Recessed satin nickel brass terminals

Enclosure Dimensions

• Height: 14″
• Width: 30.75″
• Depth: 23″

Lead Time & Return Policy

Build Time: 2–3 weeks (made to order)
Refunds: Not available after the cut-out phase begins

Made in the USA – Basshead Supply Branded Series 🇺🇸

This dual 10" NSv6 enclosure is part of the Basshead Supply Branded Series, designed for bassheads who demand the very best in performance, strength, and finish. Handcrafted in the United States, every enclosure is tuned, built, and finished with unmatched precision and pride.

Whether you’re slamming on the street or stacking trophies in the lanes, this enclosure gives your Sundown NSv6 10" subwoofers the airflow, strength, and look they need to dominate. Clean lines, tuned ports, and next-level construction—it’s everything prefab boxes aren’t.

Order today and elevate your bass system with a true custom-built enclosure built to slam, built to last, and built with pride.