B2 Audio 18" Dual 2-Ohm 4" Voice Coil 5000 Watt RMS RAMPAGE Series Subwoofer

• Massive Power Handling: Delivers 5000W RMS and 10,000W MAX for extreme bass output in high-performance car audio systems
• Advanced 4" Voice Coil: 8-layer aluminum voice coil ensures exceptional heat dissipation, power handling, and control
• Heavy-Duty Motor Structure: Features a 1400 oz ferrite magnet and carbon fiber cone for deep, responsive lows
• Optimized for Custom Installs: Large 18" diameter, 12.67" mounting depth, and DVC 2 Ohm impedance offer flexible system design
• Built to Last: Durable TWS tall wide foam surround and a shipping weight of over 130 lbs mean this sub is made for serious bass lovers

B2 Audio 18" Dual 2-Ohm 4" Voice Coil 5000 Watt RMS RAMPAGE Series Subwoofer

This Listing Includes:

• (1) B2 Audio Rampage Elite DVC 2-Ohm 18" Subwoofer

The B2 Audio Rampage Elite 18D2 CF is engineered for extreme bass lovers who demand earth-shaking performance and uncompromising build quality. Featuring a colossal 4" 8-layer aluminum voice coil and a carbon fiber cone, this 18" subwoofer delivers up to 10,000W MAX power and 5000W RMS. With a wide frequency response from 10 Hz to 500 Hz and a sensitivity of 87.7 dB, it ensures powerful low-end reproduction with surgical precision. Built with a massive 1400 oz ferrite magnet and tall wide foam surround, this subwoofer is designed to dominate in any SPL or high-performance car audio system.

Specifications:

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


• Nominal Diameter: 18" (468 mm)


• Voice Coil: 4" / 101.6 mm, 8-layer aluminum


• Impedance: Dual 2 Ohm (DVC)


• Frequency Response: 10 Hz – 500 Hz


• Resonance Frequency (Fs): 27.2 Hz


• Sensitivity: 94.5 dB


• Magnet Type: Ferrite, 1400 oz motor


• Cone: Carbon fiber


• Surround: TWS tall wide foam


• Mounting Depth: 12.67" / 322 mm


• Cutout Diameter: 16.73" / 425 mm


• Overall Diameter: 18.43" / 468 mm


• Total Depth: 13.35" / 339 mm


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


• Shipping Box Size: 560 x 560 x 490 mm

T/S Parameters:

• RE (Re): 3.6 Ohm


• Qms: 6.97


• Qes: 0.49


• Qts: 0.46


• Vas: 74.8 L


• Cms: 40 m/N


• MMS: 770 g


• Xmax (one way): 40 mm


• SD: 1169.5 cm


• Efficiency: 0.36 %


• Le (1 kHz): 4.25 mH


• EBP: 59


• BL/RE: 324.4

Enclosure Suggestions:

Sealed: 76.1 L / 2.687 Cubic ft

Qtc: 0.51

F3: 52.6 Hz

Ported Compact: 93.6 L / 3.31 Cubic ft

Fb: 36 Hz

Port Area: 34.1 squared inches

Port Length: 18.5"

Ported: 142 L / 5 Cubic ft

Fb: 28 Hz

Port Area: 40.9 squared inches

Port Length: 24.9"

Bandpass 4th Order Ratio: 3:1

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:

Credit and Debit Cards

• Visa
• Mastercard
• American Express
• Discover
• Diners Club

Digital Wallets

• Amazon Pay
• Apple Pay
• Meta Pay (formerly Facebook Pay)
• Google Pay
• Shop Pay
• PayPal

International Payment Methods

• Bancontact
• iDEAL

Bank Transfers

• Zelle

Financing Options

We also offer financing options to make purchasing easier. Learn more about our financing options here.

• Klarna
• Affirm
• Sezzle
• Snap
• Acima
• Tiptop

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.
• Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.

How Long Does Delivery Take?

• 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.

What Happens If My Package Is Undeliverable?

If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.

Why Can’t I Track My Order?

If you're having trouble tracking your order:

• Make sure you’ve received the shipping confirmation email with the tracking number.
• Log into your account on our website and use the “Check Your Order Status” button.
• If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.