Sundown Audio Z v.6 Series 15" 3250W RMS Dual 1 Ohm VC Car Subwoofer ZV6-15-D1

• EXTREME MOUNTING DEPTH: Built for serious builds with a massive 12.93-inch mounting depth. Designed for deep enclosures and high-excursion setups that demand real space.
• OVERSIZED CUTOUT DESIGN: Requires a 13.93-inch cutout, giving you maximum cone area and airflow for harder hits and cleaner low-end output.
• HIGH-MASS MOTOR STRUCTURE: Features a 5.78-inch motor diameter engineered for insane power handling, control, and consistent performance under heavy load.
• ENCLOSURE DISPLACEMENT: Displaces 0.26 cubic feet of internal airspace. Critical for accurate box design and maximum efficiency.
• OPTIMIZED PORTED PERFORMANCE: Performs best in a 4.0 cubic foot ported enclosure with 60 square inches of port area tuned to 32 Hz for deep, aggressive bass.
• SEALED BOX NOT RECOMMENDED: Designed for high-output ported and bandpass applications. Sealed enclosures will restrict performance.

Sundown Audio Z v.6 Series 15" 3250W RMS Dual 1 Ohm VC Car Subwoofer ZV6-15-D1

This Listing Includes:

• (1) Z v.6 Series 15" Subwoofer

The Sundown Audio Z v.6 Series 15" Subwoofer is engineered for extreme performance, delivering a powerful 2500W RMS for deep, hard-hitting bass. Designed with a robust motor structure and an advanced cooling system, this subwoofer is built to handle high power levels with efficiency and reliability. The dual 1-ohm voice coil configuration offers flexible wiring options, while the precision-crafted cone and suspension ensure accurate low-frequency reproduction. Whether you're building a competition-level system or enhancing your daily drivers sound, the Z v.6 15" delivers the intensity and clarity that audiophiles demand.

Features

• Power Handling: 3250 Watts RMS / 6500 Watts Peak


• Xmax = 35mm one-way by 70% BL


• Heavily vented magnetic gap


• Spring-Loaded Terminals


• Optimized high-velocity pole vent


• Innovative high-velocity cast-aluminum vented frame spacer ring


• Black aluminum 3-inch 8-layer voice coil


• Mega-Roll v.2 surround


• Custom tooled basket


• Large aluminum Faraday (shorting) Ring


• Stitched-On XL Tinsel Leads to prevent fatigue and failure


• Custom-tooled ultra-linear spider packs

Specifications:

• RE (Ohms): 1.8


• FS (Hz): 32.0678


• VAS (L): 36.8572


• Qes: 0.4453


• Qms: 5.8323


• Qts: 0.4138


• Le (mH): 1.9416mH


• BL (NA): 20.5424


• Mms (Grams): 505.4553g


• Cms (uM/N): 48.7324uM/N


• Sens (dB): 86.1079dB

Dimensions:

• Overall Diameter: 15.51 inches


• Gasket Diameter: 15.24 inches


• Cutout Diameter: 13.59 inches


• Total Depth: 15.00 inches


• Mounting Depth: 12.93 inches


• Motor Diameter: 13.83 inches


• Magnet Diameter: 9.72 inches


• Displacement: 0.26 cubic feet


• Pole Diameter: 5.51 inches


• Basket Height: 6.67 inches


• Top Plate Thickness: 0.74 inches


• Upper Clearance: 1.81 inches


• Spider Landing: 1.

PORTED ENCLOSURE RECOMMENDATION:

• Enclosure Size: 4.0 cubic feet


• Recommended Port Area: 60 square inches


• Recommended Tuning: 32 Hz

SEALED ENCLOSURE:

• Not Recommended

4TH ORDER BANDPASS SPECS:

• Sealed Side: 2.0 cubic feet


• Ported Side: 6.0 cubic feet


• Port Area: 120 square inches


• Port Length: 8 inches

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.