10″ C3 Series Subwoofer — Dual 2 Ohm, 1000 W RMS
The Concrete Audio is a high-performance 10″ C3 Series subwoofer engineered for powerful, deep bass and reliable operation in custom audio builds. With a dual 2-ohm design and 1000 W RMS power handling, this sub delivers punch and precision whether you’re crafting a daily driver system or a competition-ready setup.
Built for durability and output, the C310LD2 features a gloss grey die-cast aluminum basket, high-roll foam surround, and double-stitched triple joint ring for reinforced voice coil support. A 3″ high-temp USA voice coil and 100 oz high-grade magnet ensure controlled cone movement and reliable performance at higher power levels.
Key Specs:
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Size: 10″ subwoofer
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Power Handling: 1000 W RMS (2500 W max)
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Impedance: Dual 2 Ω
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Basket: Gloss grey die-cast aluminum
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Voice Coil: 3″ high temp USA coil
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Magnet: 100 oz high-grade
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Mounting Depth: 7 3/8″
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Cut-Out: 9 1/4″