Experience the perfect combination of power and precision with the DOWN4SOUND SB-12 D4 12” Subwoofer, engineered for car audio enthusiasts who demand deep, clean bass in their builds. With 500W RMS power handling and a dual 4-ohm voice coil configuration, this subwoofer offers flexible wiring options while delivering reliable, long-lasting performance.

Built with a 2.5-inch coil, optimized suspension system, and rugged construction, the SB-12 D4 is designed to handle demanding setups while maintaining accurate sound reproduction. Its 12-inch frame produces bass that’s not only powerful but also controlled and musical — giving you the best of both impact and clarity.

Ideal for those seeking a midrange value buy, the SB-12 D4 provides versatility, durability, and performance, making it a smart choice for anyone serious about upgrading their car audio system.

Key Features & Benefits:

• 500W RMS Power Handling – Consistent, clean bass output you can rely on.

• Dual 4-Ohm Voice Coil – Flexible wiring to match multiple amplifier setups.

• 12” Subwoofer Size – Deep, impactful bass ideal for larger builds.

• Durable Build Quality – Built for long-term reliability under heavy use.

• Optimized Suspension – Ensures precise, accurate sound reproduction.

• Recommended Ported Enclosure – 1.75 cu ft tuned to 35 Hz for maximum performance.

Take your car audio setup to the next level with the DOWN4SOUND SB-12 D4 — where power meets precision in a compact, durable design.