SKU: 6017685255

B2 Audio B2-Z6-COMBO7 w/ZERO6 Amp & 4x RAMPAGE 8" Carbon Fiber Subs

Sale price$1169.89 Regular price$1299.88
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Ships within 48 hours · Estimated delivery Aug 3 - Aug 8

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Description

B2 Audio B2-Z6-COMBO7 w/ZERO6 Amp & 4x RAMPAGE 8" Carbon Fiber SubsComplete Bass Combo Includes 1 B2 ZERO6 6000W Amp + 4 RAMPAGE8 8" 1000W RMS Carbon Fiber Subs. High Powered Amplifier ZERO6 delivers true 6000W RMS @ 1 Ohm with competition ready features. Durable Build Carbon fiber cone, tall U shaped foam surround, and ferrite motor for reliability. Compact Power 8" subs deliver 1000W RMS each, perfect for space conscious SPL or daily builds. Precision Control ACCU8 click pot crossovers with clip indicator for

  • Complete Bass Combo – Includes 1 B2 ZERO6 6000W Amp + 4 RAMPAGE8 8" 1000W RMS Carbon Fiber Subs.
  • High-Powered Amplifier – ZERO6 delivers true 6000W RMS @ 1 Ohm with competition-ready features.
  • Durable Build – Carbon fiber cone, tall U-shaped foam surround, and ferrite motor for reliability.
  • Compact Power – 8" subs deliver 1000W RMS each, perfect for space-conscious SPL or daily builds.
  • Precision Control – ACCU8 click-pot crossovers with clip indicator for accurate system tuning.


B2-Z6-COMBO7 | B2 ZERO6 6K Amp + 4x RAMPAGE 8" 1000W RMS Carbon Fiber Subs


This listing includes:



  • (1) B2 Audio Zero 6 Monoblock Amplifier

  • (4) B2-RAMPAGE8-D1-V2 Subwoofers


The B2-Z6-COMBO7 brings competition-grade bass in a versatile setup, combining the B2 Audio ZERO6 6000W Monoblock Amplifier with four RAMPAGE8 8" 1000W RMS Carbon Fiber Subwoofers. Built for enthusiasts who want extreme low-end punch in a compact footprint, this combo delivers both power and precision.


Each RAMPAGE8 features a dual 1-ohm 2" voice coil, carbon fiber cone, and a tall U-shaped foam surround for durability and high excursion. Rated at 1000W RMS / 2000W peak handling per sub, these 8" beasts are optimized for sealed, ported, or bandpass enclosures, giving you flexibility for SPL or daily setups.


The ZERO6 amplifier backs it up with triple 0 GA power/ground inputs, an 8-toroid half-bridge design, and ACCU8 click-pot crossovers with a clip indicator for fine-tuned control. Daisy-chain functionality allows strapping multiple amps for synchronized power at the competition level.


Compact yet brutal, this combo is designed for serious audiophiles, daily drivers, and competitors who demand tight, powerful bass without sacrificing accuracy.


Combo Features



  • Complete package: 1 B2 ZERO6 6000W Amp + 4 RAMPAGE8 8" 1000W RMS subs

  • Amplifier pushes a true 6000W RMS @ 1 Ohm with scalable Master/Slave linking

  • Carbon fiber cones with tall U-shaped foam surrounds for strength and excursion

  • Dual 1-ohm 2" voice coils per sub for flexible wiring options

  • 1000W RMS / 2000W peak per subwoofer for chest-thumping bass

  • ACCU8 click-pot crossover system with clip indicator for precision tuning

  • Triple 0 GA power/ground inputs for maximum current flow and clean installs

  • Fits sealed, ported, or bandpass enclosures for daily or SPL setups


Subwoofer Specifications (RAMPAGE8-D1-V2):



  • RMS Power Handling: 1000 Watts

  • Max Power Handling: 2000 Watts

  • Frequency Response: 10 Hz - 500 Hz

  • Nominal Impedance: Dual 1-Ohm

  • Voice Coil Diameter: 2"

  • Sensitivity: 83.8 dB

  • Magnet Weight: 300 Oz

  • Displacement Volume: 3.3 L / .115 cu ft


Thiele & Small:



  • Free Air Resonance (Fs): 39 Hz

  • Resistance (Re): 1-Ohm

  • Mechanical Factor (Qms): 5.67

  • Electrical Factor (Qes): 0.55

  • Total Factor (Qts): 0.5

  • Equivalent Volume (Vas): 5.4 L

  • Compliance (Cms): 100 um/N

  • BL Factor (BL): 72

  • Moving Mass (Mms): 135.1 g

  • Excursion Max (Xmax): 20 mm


Dimensions:



  • Overall Diameter: 8.66" / 220mm

  • Mounting Diameter: 7.84" / 199mm

  • Front Mount Baffle Cutout: 7.28" / 185mm

  • Overall Depth: 7.09" / 180mm

  • Mounting Depth: 5.91" / 150mm


Amplifier Specifications (ZERO6):


Factory Rated Power (Official USA Dyno ratings will be released soon)



  • Power @ 4 Ohm 14.4v: 2100 Watts

  • Power @ 2 ohm 14.4v: 3800 Watts

  • Power @ 1 ohm 14.4v: 6000 Watts

  • Power @ 0.5 Ohm 13.51v (burst): 9200 Watts

  • Frequency Response: 10 Hz - 300 Hz

  • Signal to Noise Ratio: >95 dB

  • Input Sensitivity: 5 V - 0.2 V

  • Crossover Slope: 24 dB / Oct

  • Low Pass Crossover: 35 Hz - 250 Hz

  • Subsonic Crossover: 10 Hz - 50 Hz

  • Phase: 0 - 180 Degrees

  • Damping Factor: >400

  • Power Terminal Gauge: 0 GA x 3

  • Speaker Terminal Gauge: 4 GA

  • Fuse Rating: 500 A

  • Operational Voltage: 9 V - 17.5 V


Dimensions:



  • Length: 21.64" (545mm)

  • Width: 8.7" (220mm)

  • Height: 2.55" (65mm)

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 6017685255

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Jim Coughlin
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★★★★★ 5
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Reviewed in the United States on February 22, 2026
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Reviewed in the United States on August 14, 2025
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Shawn L.
Belleville, US
★★★★★ 5
Honda product and quality.
Do NOT understand why my lawnmower with a Honda engine did not come with a Honda carburetor. Replaced with this Honda carburetor and starts easily. The other carb only lasted 1.5 years.
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Reviewed in the United States on September 6, 2021
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Jonathan Porter
Carnegie, US
★★★★★ 2
Worked but not well made. If you need 24 hour turnaround only option.
The housing is 95% identical. Float valve seat is smaller than mercury/quicksilver. The carb I received was stuck wide open. Had to completely pull it apart to fix the throttle. Then the choke didn’t work correctly. So I ended up putting this housing on with all my old mercury carb parts inside. All I needed was a new float valve but they are back ordered indefinitely. So this worked because the housing is correct but that’s about it. Internals were plastic. Not metal. Jury is still out on the jet size. I’ll update if it floods the motor at speed. Seems to be running very rich. If you’re looking for easy, I’d buy the quicksilver that’s tuned for the motor already. The carb I received idled too fast and even if the throttle wasn’t stuck open it wouldn’t have run well with a racing choke (screams air leak because of poor quality)
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Reviewed in the United States on April 3, 2024
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Joe Mugavero
Pawtucket, US
★★★★★ 1
Throttle pin defective
This carb fits my tohatsu 3.5 hp but the throttle pin is defective. The only way to regulate it running wide open is to choke it out.
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Reviewed in the United States on December 4, 2024

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