2500W RMS DVC 1 or 2-Ohm 12" Z Series V6 Subwoofer w/Single 12" Birch Ported Box

• All-in-One Package – No need to search for compatible components; this combo is pre-matched for peak performance.
• Custom-Designed Enclosure – Adire Audio’s precision-tuned box ensures optimal bass response at 31 Hz.
• Premium Build Quality – Engineered with top-tier materials for long-lasting performance and durability.
• Compact and Sturdy Design – Perfect for audiophiles looking for clean, deep, and accurate bass in their car audio setup.
• Professional-Level Features – Includes a Mega-Roll v.2 surround, black aluminum 8-layer voice coil, and ultra-linear spider packs for superior efficiency and sound clarity.

2500W RMS DVC 1 or 2-Ohm 12" Z Series V6 Subwoofer w/Single 12" Birch Ported Box

This Listing Includes:

• (1) Sundown Z Series V6 Dual 1-Ohm or 2-Ohm 2500W RMS 12" Subwoofer


• (1) Adire Audio Single 12" Birch Ported Subwoofer Box (For Sundown Audio V6 Z Series Only)

Experience the ultimate in bass performance with this powerful combo of the Sundown Audio Z v.6 Series 12" Subwoofer and the Adire Audio Single 12" Birch Ported Subwoofer Box. This pairing offers unmatched bass clarity, power, and precision for car audio enthusiasts. The Sundown Z v.6 subwoofer delivers a massive 2500W RMS power rating with advanced features like the Mega-Roll v.2 surround and a black aluminum 3-inch 8-layer voice coil. The Adire Audio enclosure, custom-designed for the Zv6 series, ensures peak performance with precision tuning at 31 Hz and superior build quality.

Shipping Disclosure:

Please note that the subwoofer and enclosure are shipped separately and may arrive at different times. Rest assured, both items will be carefully packaged and sent directly to you for a seamless setup experience.

Key Features:

• Sundown Audio Z v.6 subwoofer delivers 2500W RMS power for deep, impactful bass.


• Adire Audio enclosure is precision-tuned at 31 Hz for optimal performance.


• Built with high-quality materials for durability and long-lasting use.


• Innovative subwoofer design includes custom-tooled basket and ultra-linear spider packs.


• All-in-one package eliminates the hassle of finding compatible components.

Subwoofer Specifications (Sundown Audio Z v.6 Series 12"):

• Power Handling: 2500 Watts RMS


• Xmax: 35mm one-way by 70% BL


• RE (Ohms): 1.9


• FS (Hz): 33.8198


• VAS (L): 15.9340


• Qes: 0.3896


• Qms: 5.3260


• Qts: 0.3630


• Le (mH): 1.9749


• BL (NA): 20.7920


• Mms (Grams): 412.9036


• Cms (uM/N): 53.6353


• Sens (dB @ 1w/1m): 83.7396


• Dimensions: 17" x 17" x 17.5"

Enclosure Specifications (Adire Audio Single 12" Birch Ported Subwoofer Box):

• Net Internal Volume: 2.5 cubic foot


• Tuning Frequency: 31 Hz


• Port Area: 35 sq inches


• Port Dimensions: 10†x 1.35â€


• Subwoofer Cut-Out Diameter: 7.36â€


• Construction Material: 3/4 inch (18mm) plywood


• Baffle Thickness: Solid 1 inch (24mm)


• Ply Count: 13-ply birch veneer (1-inch baffle: 17-ply)


• Finish: Gray-stained


• Pre-Wired: Metal binding post


• Dimensions: 16†H x 19†W x 27.375†D

Accepted Payment Methods at Big Jeff Audio

At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:

Credit and Debit Cards

• Visa
• Mastercard
• American Express
• Discover
• Diners Club

Digital Wallets

• Amazon Pay
• Apple Pay
• Meta Pay (formerly Facebook Pay)
• Google Pay
• Shop Pay
• PayPal

International Payment Methods

• Bancontact
• iDEAL

Bank Transfers

• Zelle

Financing Options

We also offer financing options to make purchasing easier. Learn more about our financing options here.

• Klarna
• Affirm
• Sezzle
• Snap
• Acima
• Tiptop

If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.

Shipping Options and Delivery Time

Do You Offer Expedited Shipping?

Yes! At checkout, you can select from different shipping options:

• Standard Shipping: Free for orders over $100.
• Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.

How Long Does Delivery Take?

• Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
• Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.

What Happens If My Package Is Undeliverable?

If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.

Why Can’t I Track My Order?

If you're having trouble tracking your order:

• Make sure you’ve received the shipping confirmation email with the tracking number.
• Log into your account on our website and use the “Check Your Order Status” button.
• If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.