Take your car audio experience to the next level with the DOWN4SOUND SB-10 D4 10” Subwoofer, built for drivers who want deep, accurate bass in a compact yet powerful package. With 500W RMS power handling and a dual 4-ohm voice coil configuration, this subwoofer provides flexibility in amplifier wiring while delivering reliable performance that lasts.

Engineered with a 2.5-inch coil, optimized suspension system, and a rugged motor structure, the SB-10 D4 is designed to reproduce bass with precision and impact. Its compact design makes it suitable for tight spaces, while still producing the kind of low-end response you’d expect from a larger driver.

Perfect for enthusiasts seeking a midrange value option, the SB-10 D4 combines power, durability, and clarity — making it an excellent addition to any car audio build.

Key Features & Benefits:

• 500W RMS Power Handling – Reliable output with clean, powerful bass.

• Dual 4-Ohm Voice Coil – Flexible wiring to match your amplifier setup.

• Compact 10” Design – Fits tight installs while still delivering big sound.

• Durable Build – Designed to withstand heavy, long-term use.

• Optimized Suspension – Ensures accurate bass reproduction and low distortion.

• Recommended Ported Enclosure – 1.0 cu ft tuned to 35 Hz for maximum performance.

Upgrade your system with the DOWN4SOUND SB-10 D4 and enjoy tight, powerful bass that transforms your driving experience.