Skip to content
Free shipping with delivery in 2-4 days See details
Free shipping with delivery in 2-4 days See details



Audiopipe TXX-BDC-IV-12: 12" Quad Stack Subwoofer 1100 watts RMS, Dual 4 Ohms

Save 20% Save 20%
Original price $247.49
Original price $247.49 - Original price $247.49
Original price $247.49
Current price $197.99
$197.99 - $197.99
Current price $197.99

Free Gifts when added to Cart

The more you spend, the greater selection of free gifts you'll have at your fingertips when selecting items in your shopping cart!

Spend More, Save More

Big Jeff loves his customers!!!
  • Spend $250, Save 3% *Must purchase 2 items to qualify
  • Spend $500, Save 5% *Must purchase 3 items to qualify
  • Spend $1000, Save 7% *Must purchase 4 items to qualify

*Does not apply to: Sundown, XS power or Kicker products*

*Does not stack with other promotional sales*

  • Unmatched Bass Performance: 2200-watt peak power, 1100-watt RMS power for unparalleled bass impact.
  • Superior Power Handling: Quad-stack magnet design ensures exceptional power handling and cool operation.
  • Crystal Clear Sound: Kevlar Fiber Composite Non-Press Paper Cone delivers accurate sound reproduction.
  • Durable Design: Aluminum basket, robust heat sink, and dust cap for optimal performance and longevity.
  • Dual 4-Ohm Impedance: Allows for various wiring configurations for a customized sound system.

Experience earth-shattering bass that will redefine your car audio with the Audiopipe TXX-BDC-IV-12D2 subwoofer. This 12-inch powerhouse boasts a revolutionary quad-stack magnet design, delivering a staggering 2200 watts of peak power and 1100 watts RMS for unparalleled bass impact.

Part of Audiopipe's Most Powerful Subwoofer Series Yet:

  • Unleash the Fury: 2200 watts of peak power and 1100 watts RMS for earth-shaking bass that will resonate throughout your car.

  • Engineered for Endurance: The innovative quad-stack magnet design ensures exceptional power handling and keeps your subwoofer cool even during peak performance.

  • Crystal Clear, Bone-Crushing Bass: The Kevlar Fiber Composite Non-Press Paper Cone with Texture finish offers superior rigidity for accurate sound reproduction at any volume.

Built to Last with Innovation:

  • Durable and Cool Running: The newly designed aluminum basket with a robust heat sink and dust cap provides a solid foundation for optimal sound quality and long-lasting performance.

  • Unmatched Voice Coil Performance: Featuring a high-temperature 3-inch, 4-layer BASV dual 4-ohm voice coil with improved ventilation, the TXX-BDC-IV-12 offers exceptional power handling and endurance for the most demanding music.

  • Effortless Installation: Patented multi-connect terminals allow for convenient and reliable wiring configurations with up to 8-gauge speaker wire for easy series or parallel connections.

This listing includes:

(1) Audiopipe TXX-BDC-IV-12: 12" Quad Stack Subwoofer  1100 watts RMS, Dual 4 Ohms


  • RMS Power Handling: 1100 Watts

  • Max Power Handling: 2200 Watts

  • Frequency Response: 28Hz - 1200 Hz

  • Nominal Impedance: Dual 4-Ohm

  • Voice Coil Diameter: 3"

  • Magnet Weight: 220 Oz

Thiele & Small:

  • Free Air Resonance (Fs): 33 Hz

  • Resistance (Re): 2x3.6

  • Mechanical Factor (Qms): 2.2

  • Electrical Factor (Qes): 0.42

  • Total Factor (Qts): 0.35

  • Equivalent Volume (Vas): 38 L

  • Compliance (Cms): 0.95 um/N

  • BL Factor (BL): 34

  • Moving Mass (Mms): 346 g


  • Overall Diameter: 12-7/16"

  • Mounting Diameter: 10-7/8"

  • Overall Depth: 9.7/8"

  • Mounting Depth: 7-7/8"

Package Dimension:

  • Length: 15"

  • Width:  15"

  • Height: 11.5

  • Weight 36.55 lb

The TXX-BDC-IV-12D2 is not just a subwoofer, it's a bass statement. Upgrade your car audio and experience the difference.

Payment Information


We accept PayPal for all ebay orders. You can use your credit through PayPal as all major credit card are accepted by PayPal.

We accept PayPal for all international orders, your address must be verified with PayPal.

We are not responsible for any custom duties or brokerage fees that may apply for all international orders.

When you click on the Buy it Now button you are entering into a
contract whereby you agree to purchasing the item at the price listed.

If you want to ship your item to an alternate address please add
that address on your PayPal account and use the address as the default
or confirmed address to pay us through PayPal

With Free Same Business Day Shipping we work to get you your order Fast. 


All orders over $500 will require a signature for delivery.

All pre-selected shipping rates and methods are for customers with a
valid residential or commercial address within the Contiguous 48 United
States (PO Boxes address may require additional charges).

P.O. Boxes, APO/FPO addresses, Alaska, Hawaii, Puerto Rico, Guam,
U.S. Virgin Islands, Northern Mariana Islands, American Samoa, Canada,
and other countries may require additional shipping fees. Please contact
a member of our team for detailed shipping charges.

Shipping is available only to PayPal verified addresses. When making
payment please confirm your address has been verified with PayPal. Once
payment is made shipping address can not be changed/altered. Payments
made using an unverified PayPal address will be refunded and order will
be canceled.

We will not accept request to change shipping address once payment
has been made. Please confirm your shipping address is up-to-date and

Typical handling time for orders is 1-business day. We do our best
to ship every package with-in 1 business day of receiving a cleared
payment. In some circumstances additional time may be need, in which
case we will contact buyer.

Shipped orders that are returned by the shipping company due to an
insufficient address or an undeliverable address will be refunded less a
20% restocking fee.

If package is refused or marked undeliverable and returned
back to us by the carrier, you will need to pay the shipping cost in
full to have the package sent back to you or we can refund the money
minus the cost of shipping


If you have not received your package, but the tracking information shows that it was delivered,
please do the following within 36 hours of expected, stated delivery:


Verify the shipping address on the order is the address where you are looking for the package

Look for a notice of attempted delivery

Look around the delivery location for the package, or see if a neighbor has accepted the delivery

Be sure to double check your mailbox and other usual spots for package delivery


If you think that your package has been stolen, we will require a police report since this is now theft.
Once we have a police report on file for the stolen package, we will reship your order.

Customer Reviews

Be the first to write a review