12" JL AUDIO W3 FIBERGLASS SPEAKER JL 12W3v3 SUBWOOFER RING 1" MDF SUB – AK Audio
Amazon.com: Atrend 12JLX3SV JL Audio 12” Single Vented Subwoofer/Speaker Enclosure Compatible with WX & W3 Series Subwoofers. Made in USA : Electronics
JL Audio W3 vs Rockford Fosgate P3 Subwoofer
JL Audio 12W3v3-4 | 500W Peak Single 4-Ohm Subwoofer