B2 Audio ZERO 6000W Mono Amplifier + Rampage Elite 18" Subwoofer B2-Z6-COMBO11

• Ultimate Power Combo: Pairing the B2 Audio ZERO "Yggdrasil" 6K Monoblock with the Rampage Elite 18” subwoofer for unmatched bass performance.
• Competition-Grade Amplifier: True 6,000W RMS @ 1 Ohm with triple 0 GA inputs, ACCU8 crossover system, and daisy-chain capability.
• Extreme Subwoofer Output: 5000W RMS / 10,000W MAX handling with a 4” 8-layer aluminum voice coil and a 1400 oz motor for devastating lows.
• Engineered for Efficiency & Control: High-efficiency half-bridge design, precision clip indicator, and carbon fiber cone for durability and accuracy.
• Built for Serious Bass Lovers: Ideal for SPL competitors and high-performance daily drivers seeking clean installs and earth-shaking bass.

B2 Audio ZERO 6000W Mono Amplifier + Rampage Elite 18" Subwoofer B2-Z6-COMBO11

This Listing Includes:

• (1) B2 Audio ZERO "Yggdrasil" 6K Monoblock Amplifier


• (1) B2 Audio Rampage Elite 18" D2 Subwoofer

Unleash extreme bass power with this elite combo from B2 Audio. The ZERO "Yggdrasil" 6K Monoblock delivers competition-level amplification, while the Rampage Elite 18" subwoofer turns that power into ground-shaking lows. Perfect for serious bassheads and SPL competitors who want nothing less than top-tier performance.

Amplifier: B2 Audio ZERO "Yggdrasil" 6K Monoblock

Designed as the centerpiece of your system, the Yggdrasil offers real-world 6,000W RMS power at 1 ohm, triple 0 GA inputs, advanced toroidal engineering, and a compact design with serious efficiency.

Key Features

• True 6,000W RMS @ 1 Ohm


• Triple 0 GA Power & Ground Inputs for maximum current


• ACCU8 Click-Pot Crossovers with 41 tuning points


• Precision Clip Indicator for dead-on signal monitoring


• Eight Toroid Power Supply for boosted efficiency


• Master/Slave Daisy Chain functionality for multi-amp builds

Specifications

• Power @ 4 Ohm (14.4v): 2100W


• Power @ 2 Ohm (14.4v): 3800W


• Power @ 1 Ohm (14.4v): 6000W


• Power @ 0.5 Ohm (13.5v burst): 9200W


• Frequency Response: 10 Hz - 300 Hz


• Signal to Noise Ratio: >95 dB


• Input Sensitivity: 5 V - 0.2 V


• Crossover: 24 dB/Oct (LPF 35 - 250 Hz, Subsonic 10 - 50 Hz)


• Phase: 0 - 180


• Damping Factor: >400


• Fuse Rating: 500A


• Dimensions: 21.64" L x 8.7" W x 2.55" H

Subwoofer: B2 Audio Rampage Elite 18" D2

Built for extreme output, the Rampage Elite handles 5000W RMS and peaks at 10,000W MAX. With its 4" 8-layer aluminum coil, massive ferrite motor, and carbon fiber cone, it’s engineered to dominate in high-powered setups.

Key Features

• 5000W RMS / 10,000W MAX Power Handling


• 4" 8-layer aluminum voice coil for superior cooling


• 1400 oz Ferrite Motor with Carbon Fiber Cone


• Dual 2-Ohm Impedance for flexible wiring


• Tall Wide Foam Surround for durability and excursion


• Designed for SPL and high-output daily systems

Specifications

• Nominal Diameter: 18" (468 mm)


• Frequency Response: 10 Hz - 00 Hz


• Resonance Frequency (Fs): 27.2 Hz


• Sensitivity: 94.5 dB


• Mounting Depth: 12.67" (322 mm)


• Cutout Diameter: 16.73" (425 mm)


• Overall Diameter: 18.43" (468 mm)


• Weight: 125.6 lb (product) / 131.2 lb (shipping)

Enclosure Recommendations

• Sealed: 2.68 cu ft (Qtc 0.51, F3 52.6 Hz)


• Ported Compact: 3.31 cu ft @ 36 Hz


• Ported: 5.0 cu ft @ 28 Hz


• Bandpass 4th Order: 3:1 ratio

Why Choose This Combo?

The ZERO "Yggdrasil" and Rampage Elite are built to complement each other perfectly. The amp’s massive current flow and precise tuning features let you push the Rampage 18" to its full potential, delivering crushing lows with accuracy and control. Whether you’re building for daily demos or the SPL lanes, this powerhouse combo ensures your system stands above the rest.