8″ C5 Series Subwoofer — Dual 2 ohm, 1500 W RMS

The Concrete Audio C58D2 8″ C5 Series Subwoofer is a compact yet high-output bass driver engineered to deliver powerful low-frequency performance in smaller enclosures and custom builds. Featuring a dual 2 ohm voice coil configuration and 1500 W RMS power handling, this 8-inch sub delivers punchy, controlled bass without sacrificing reliability or excursion.

Built for durability and performance, the C58D2 includes a gloss grey die-cast aluminum basket, high-roll foam surround, and glass fiber reinforced paper cone with carbon fiber dust cap, giving it both strength and responsiveness. A triple-joint reinforced Nomex spider and 3″ eight-layer flat-wire high-temperature USA voice coil ensure stable operation under load.

This subwoofer is ideal for compact sealed or ported enclosures — whether you’re designing precision-tuned bass for a show vehicle or adding depth to a custom audio system, the C58D2 brings tight, impactful low end to any build.

Key Specs:

• Driver Size: 8″ subwoofer

• Power Handling: 1500 W RMS

• Impedance: Dual 2 ohm

• Basket: Gloss grey die-cast aluminum

• Voice Coil: 3″ eight-layer flat-wire high-temp USA coil

• Surround: High-roll foam

• Spider: Triple-joint reinforced Nomex

• Cone: Glass fiber reinforced paper with carbon fiber dust cap