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13W7AE - JL Audio 13.5 Dual 1.5-Ohm 10th Anniversary Edition W7 Series Subwoofer

135 subwoofer with dual 15-ohm voice coils
Polypropylene W-Cone with polyester foam surround
Top-mount depth 10-12
Sealed box volume 1875 cubic feet
Ported box volume 2375 cubic feet