Memphis Audio MJME8S1 Mojo Mini Series ported enclosure with 1-ohm 8" subwoofer at Crutchfield
Memphis Mojo Mini 6.5" Ported Subwoofer Box MJM644 - 6.5" MJM622 – AK Audio
Amazon.com: Mini Subwoofer Box, Walnut Wood Vintage Small Bluetooth Radio FM AM, Portable Wireless Retro Classic Speakers, for Bookshelf Phone Home Computer : Electronics
Fostex PM-SUBmini 50W 5" Active Subwoofer PM-SUB-MINI-2 B&H
6.5" Speaker Box Enclosure 6 1/2" Car Speaker 6" Coaxial 5.125" Inside – AK Audio