Four RAMPAGE 8" DVC 1000W RMS Subwoofer w/ TruSpec Vented Quad 8" Enclosure

• Includes four B2 Audio RAMPAGE 8" subwoofers and one Tru Spec quad 8" vented enclosure
• Choose from Dual 1-Ohm or Dual 2-Ohm voice coil configurations for system flexibility
• Engineered for demo builds and SPL systems demanding extreme output
• Compact footprint for a quad sub configuration with deep and clean low-end response
• Enclosure tuned to 35 Hz with 3.50 ft³ net volume after displacement

B2 Audio Quad 8" RAMPAGE Subwoofer Combo with Tru Spec Back Vented 4x8 Enclosure

This listing includes:

• (4) B2 Audio RAMPAGE Series 8" Dual Voice Coil Subwoofers (Choose between Dual 1-Ohm or Dual 2-Ohm models)


• (1) Tru Spec Back Vented Prefab Four Up Port 8" Subwoofer Enclosure (GP-4-8-SUB)

Built for serious bass performance, this quad 8" combo brings thunderous output in a tight, efficient design. The B2 Audio RAMPAGE8 subwoofers each handle 1000 watts RMS, featuring 2 inch voice coils, 300 oz magnets, and long-excursion suspension for deep, hard-hitting lows. Choose between Dual 1-Ohm or Dual 2-Ohm configurations to match your amp setup. The Tru Spec GP-4-8-SUB enclosure offers 3.50 cubic feet of net internal volume (after sub displacement) and is tuned to 35 Hz with a 52 in port area, all built from 0.75" MDF for durability and optimal airflow. Ideal for demo builds or daily drivers that need max SPL in minimal space.

Subwoofer Specifications (RAMPAGE8-D1-V2 or RAMPAGE8-D2-V2):

• RMS Power Handling: 1000 Watts


• Max Power Handling: 2000 Watts


• Frequency Response: 10 Hz to 500 Hz


• Nominal Impedance: Dual 1 Ohm (D1) or Dual 2 Ohm (D2)


• Voice Coil Diameter: 2 inch


• Sensitivity: 83.8 dB


• Magnet Weight: 300 oz


• Displacement Volume: 3.3 L / 0.115 cu ft


• Free Air Resonance (Fs): 39 Hz


• Resistance (Re): 1 Ohm (D1)


• Qms: 5.67


• Qes: 0.55


• Qts: 0.5


• Vas: 5.4 L


• Cms: 100 um/N


• Mms: 135.1 g


• BL: 72 TM


• Xmax: 20 mm


• Overall Diameter: 8.66 in


• Mounting Diameter: 7.84 in


• Front Mount Baffle Cutout: 7.28 in


• Overall Depth: 7.09 in


• Mounting Depth: 5.91 in

Enclosure Specifications (GP-4-8-SUB):

• Material Thickness: 0.75 in


• Net Internal Volume (post displacement): 3.50 ft


• Tuning Frequency: 35 Hz


• Port Area: 52.00 in


• Cutout Diameter: 7.45 in


• Flush Trim Diameter: 9.00 in


• External Dimensions (Length x Width x Height): 34.00 in x 14.00 in x 22.00 in

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:

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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.
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• 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.

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