Step up your system with the DOWN4SOUND DBz-18 D4 18” Subwoofer, built to deliver massive bass performance at a budget-friendly price. With 1300W RMS handling and a dual 4-ohm voice coil configuration, this subwoofer gives you versatile wiring options and chest-thumping bass output.

Constructed with a 2.75-inch coil, premium carbon fiber dustcap, and a rugged motor design, the DBz-18 D4 is engineered for long-term durability under high power. Its 30mm Xmax (one-way) provides extreme excursion, moving serious air and producing hard-hitting lows that bring your music to life.

Perfect for daily drivers, show builds, and budget-conscious bassheads, the DBz-18 D4 is proof that big performance doesn’t need a big price tag.

Key Features & Benefits:

• 1300W RMS Power Handling – Delivers strong, deep bass.

• Dual 4-Ohm Voice Coil – Flexible wiring for versatile installs.

• 18” Subwoofer Size – Produces extreme low frequencies with authority.

• Carbon Fiber Dustcap – Sleek, strong, and built for durability.

• High Excursion (30mm Xmax) – Moves serious air for massive bass.

• Recommended Enclosures – 4.5 cu ft ported or 3.5 cu ft sealed.