JL Audio 13W7AE-D1.5 Anniversary Edition W7 Series 13.5" subwoofer with dual 1.5-ohm voice coils

Product info:

• 13.5" subwoofer with dual 1.5-ohm voice coils
• polypropylene W-Cone with polyester foam surround
• solid cast-alloy basket
• power range: 500-1,500 watts RMS
• peak power handling: 3,000 watts
• frequency response: 15-200 Hz
• sensitivity: 86.3 dB
• top-mount depth: 10-1/2"
• sealed box volume: 1.875 cubic feet
• ported box volume: 2.375 cubic feet
• grille not included
• One 13.5" Dual voice coil subwoofer (attached to an MDF baffle board with 12 Phillips-head screws)