Alpine S2-W8D4 – 8" Next-Gen S-Series Subwoofer 4Ω DVC

Exceptional Bass Performance | Compact Power | Affordable Precision

Upgrade your sound system with the  S2-W8D4 — the next-generation 8-inch S-Series subwoofers featuring dual 2-ohm or dual 4-ohm voice coils. These redesigned subwoofers bring premium bass performance to a more accessible price point, delivering deep, powerful, and accurate low frequencies in a compact form factor.

Why Choose the S2-W8D4 Subwoofer?

The S-Series 8” subwoofer has been completely re-engineered for improved sound output and reliability. Designed to push serious air, the 8-inch cone delivers punchy, responsive bass that adds real depth to your car audio setup. Whether you're an audiophile or just want more bass in your daily drive, the S2-W8 series delivers immersive sound quality without compromise.

Key Features:

• Dual Voice Coil (DVC) with configuration jumpers for easy wiring options (2Ω or 4Ω versions)
• Carbon Fiber / Polypropylene Cone – lightweight and rigid for accurate, distortion-free bass
• Polypropylene / Ceramic Dust Cap – adds durability and structural integrity
• High-Grade Strontium Ferrite Magnets – strong and consistent magnetic force
• Twist-Lock Grille Mount System – tool-free grille installation for added protection
• Push-Type Speaker Terminals – supports wire sizes up to 8 AWG for secure connection
• High-Amplitude Multi-Roll (H.A.M.R.) Surround – allows greater cone excursion for higher output

Performance Specs:

• RMS Power Handling: 300W
• Peak Power Handling: 900W
• Nominal Impedance: 2Ω (S2-W8D2) or 4Ω (S2-W8D4)
• Frequency Response: 23Hz – 215Hz
• Sensitivity: 82.6 dB (1W/1m)
• Voice Coil Diameter: 35.56mm
• X-Max (1-way excursion): 13mm
• Magnet Weight: 0.963 kg

Built to Last:

Engineered for durability, the S2-D4 is built with high-quality materials to withstand daily use and high-output applications. Its efficient cooling and construction ensure long-term performance without distortion or power loss.

Flexible System Integration:

Thanks to the dual voice coil design and flexible wiring options, integrating this subwoofer into your custom audio setup is simple. The compact 8-inch size makes it perfect for smaller enclosures while still delivering powerful, full-range bass.

Perfect Power Pairing:

Maximize your system's output by pairing the S2-W8D2 with Alpine's S-Series amplifiers:

• For single sub setups: Match with the 600W RMS S2-A60M mono amplifier

• For dual sub setups: Use the 1200W RMS S2-A120M amplifier for maximum impact

Affordable Bass. Premium Quality.

The Alpine S2-W8D4 subwoofers provide performance typically found in higher-end models — without the premium price tag. Experience clean, punchy, and reliable bass from a brand trusted by audiophiles around the world.