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The Ultimate Alpine R2-w8d4 8" Subwoofer 4+4 Ohms All Sizes Available [GAk8dEbf]

$49.99 $159.99 -69%

The Alpine R2-W8D4 8" subwoofer offers superior sound quality and reliable performance with its dual 4 ohm voice coils and 350 watt peak power. Enjoy deeper, more powerful bass with high SPL levels of up to 87 dB. Enjoy a deep low frequency for a uni

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The Ultimate Alpine R2-w8d4 8" Subwoofer 4+4 Ohms All Sizes Available [GAk8dEbf]

The Alpine R2-W8D4 8" subwoofer offers superior sound quality and reliable performance with its dual 4 ohm voice coils and 350 watt peak power. Enjoy deeper, more powerful bass with high SPL levels of up to 87 dB. Enjoy a deep low frequency for a unique, immersive experience.

Features
  • Dual Voice Coil (DVC) Subwoofers with Configuration Jumpers
  • Polypropylene/Ceramic Composite Dust Cap 
  • Kevlar Reinforced Pulp Cone High-Performance subwoofers  
  • Twist-Lock Grille Mount System 
  • High-Amplitude Multi-Roll (H.A.M.R.) Surround 
  • Large Double-Stacked Magnets
  • CTA-2031 Compliant
Specs
  • Speaker Size: 8”
  • 350W RMS 
  • 1000W Peak Power Handling 
  • Frequency Response: 30Hz-200Hz 
  • Sensitivity (1W/1m): 83.5dB  
  • Nominal Impedance: 2 ohms
  • Voice Coil: 35mm 
  • X-Max: 12mm
  • Magnet Weight: 56oz 
  • Push-Type Speaker Terminals (Up to 8AWG Wire Size)
Dimensions
  • Mounting Depth: 4-3/8”
  • Cutout Size: 6-15/16”
What’s in the box
  • 8” R2-Series DVC Subwoofer with Cosmetic Trim Ring
  • 2 Jumper Wires for DVC Configuration
  • Owner’s Manual

What Our Customers Say

January 31, 2026

Absolutely no complaints!

It's a very well-made product, great quality and very well-crafted.

- Nola E..

January 31, 2026

Absolutely no complaints!

It feels very solid and reliable.

- Douglas B..

January 31, 2026

Absolutely no complaints!

The product is a very good quality maker.

- Rosalia S..

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