JL Audio HO112-W6v3 High Output Enclosure with single 12" subwoofer at Crutchfield
Atrend JL Audio 12W7 Subwoofer Box (12W7SV) - 12" Single Vented Enclosure with 1" Baffle for JL Audio 12W7 Subwoofers - Walmart.com
JL Audio CP212-W0v3 : Dual 12" Subwoofer Enclosure, 600W RMS 2Ω Ported – Jackson Tint and Sound
Amazon.com: Atrend 12JLX3SV JL Audio 12” Single Vented Subwoofer/Speaker Enclosure Compatible with WX & W3 Series Subwoofers. Made in USA : Electronics
1.125 ft³ @ 34Hz Ported Enclosure Box for JL Audio 12" TW1 (12TW1) Car Subwoofer – LifeAfterBass
JL Audio ACP112LG-TW1 MicroSub+™ single 12" powered subwoofer enclosure at Crutchfield
Amazon.com: Atrend 10JLDV10 JL Audio 10” Dual Vented Subwoofer/Speaker Enclosure Compatible with WX, W0, W1 & W3 Made in USA : Electronics