B2 Audio Dual 8" RAGE V3 Subwoofer Combo with Tru Spec Prefab Vented Enclosure

• Dual B2 Audio RAGE V3 8" Subwoofers (500W RMS Each): High-excursion design delivers strong, controlled bass in a compact dual-sub configuration.
• Choice of Dual 2-Ohm or Dual 4-Ohm Voice Coils: Flexible impedance options allow easy amplifier matching and wiring flexibility.
• Tru Spec Vented Prefab Dual 8" Enclosure (35 Hz Tuned): Properly sized airspace and port tuning for punchy, efficient bass output.
• Compact MDF Construction: Built from 0.75" MDF for durability and reduced enclosure resonance in daily-driven systems.

B2 Audio Dual 8" RAGE V3 Subwoofer Combo with Tru Spec Prefab Vented Enclosure

This listing includes:

• (2) B2 Audio RAGE Series V3 8" 500W RMS Subwoofers - Choice of Dual 2-Ohm or Dual 4-Ohm


• (1) Tru Spec Vented Prefab Dual 8" Subwoofer Enclosure (35 Hz Tuning)

This B2 Audio dual 8-inch subwoofer combo is designed for customers who want clean, punchy bass in a compact, budget-friendly enclosure. It pairs two RAGE Series V3 high-excursion subwoofers with a Tru Spec vented prefab enclosure that provides proper airspace and tuning for efficient daily-driver performance.

Each RAGE V3 8" subwoofer is rated at 500W RMS and features a long-excursion suspension, dual 2" copper voice coils, and a heavy ferrite motor for reliable low-frequency output. Customers can select either Dual 2-Ohm or Dual 4-Ohm configurations to match their amplifier and wiring preferences.

The included Tru Spec prefab dual 8" enclosure is tuned to 35 Hz with 1.30 ft of net internal volume after displacement. Its compact size makes it ideal for smaller trunks while still delivering strong low-end response with controlled airflow.

Subwoofer Features (RAGE V3 Series)

• 500W RMS / 1500W peak power handling (each)


• High-excursion design with 13 mm one-way Xmax


• Dual 2" copper voice coils (D2 or D4 options)


• RNPP cone with tall U-shaped surround for durability


• Strong ferrite motor for controlled low-frequency performance


• Wide 10 Hz – 500 Hz frequency response


• Suitable for sealed, ported, or bandpass enclosures

Enclosure Features (Tru Spec Vented Prefab Dual 8")

• Ported Design Tuned to 35 Hz: Delivers punchy low-end response ideal for daily systems.


• Subwoofer-Specific Airspace: 1.30 ft net internal volume calculated after displacement.


• Compact, Non-Restrictive Porting: 18.00 in port area supports smooth airflow and clean bass.


• Versatile Fitment: Designed for 8" subwoofers and compatible with many popular models when cutout is verified.

Enclosure Specifications

• Material Thickness: 0.75"


• Net Internal Volume: 1.30 ft


• Tuning Frequency: 35 Hz


• Port Area: 18.00 in


• Cutout Diameter: 7.45"


• Flush Trim Diameter: 9.00"

External Dimensions (L x H x W):

• 26.00" x 11.00" x 14.79"