JL Audio 13W7 Foam Speaker Repair Kit. Don't throw away your expensive subwoofers just because the foam surround has dry rotted or has been puncture. The surrounds in these kits are exact replacements for for each particular model. JL Audio: 13W7, 13W7-3, 12W7AE, 12W7AE-3.
1oz bottle of professional grade black rubber glue. Two 13.5 American made foam surround. Outer diameter: 14 (355.6m). Roll outer diameter: 13.625 (346mm).
Inner diameter: 9.25 (235mm). Surround roll width: 2 (50.8mm).