JL Audio CP108LG-W3v3

8" Loaded Ported Subwoofer Enclosure Subwoofer: 8W3v3-4 Power Handling: Peak: 500 watts RMS: 250 watts Nominal Impedance: 4 Ohm Flared Slot-Port DMA Optimized Motor Elevated Frame Cooling Floating Cone Attach Method (FCAM) Vented Reinforcement Collar Engineered Lead-Wire System Insert Molded Suspension, Coil, and Terminal Sub-Assembly Black, High-Grade Automotive Carpet with Silver Embroidery CNC-Cut High-Grade MDF V-Groove MDF Construction Five-Way Binding Post Terminal Enclosure Dimensions: 11" H x 18.625" W x 5.125" D Includes Steel Mesh Grille 1-Year Dynamic Autosound Warranty