C518D2-USAVC 18-Inch Subwoofer Dual 2 Ohm 7500W

18" Subwoofer. Gloss Grey Die Cast Aluminum Basket. Double Stitched High Roll Foam Surround. Glass Fiber Reinforced Paper Cone. Gloss Carbon Fiber Dust Cap. Quad Woven Tinsel Lead. Triple Joint Reinforced. 2-3 Layer Nomex Spider with Bolt Down Ring. 4.5-inch 8-Layer Flat Wire High Temp USA Voice Coil. 4x190 Oz High Grade Magnet. Dual 2 Ohm. 7500W RMS.