MTX - RTF10P - RTF Series Powered 10" Slimline Subwoofer
MTX TNE212D Terminator 12 Inch 1200 Watt 2 Ohm Single Voice Coil Car Audio Dual Loaded Subwoofer Speaker Box Enclosure for Vehicle Sound System | Subwoofer box, Car audio, Car subwoofer
AMPLIFIED MTX 8" RTP8A 120 Watts RMS Vented Subwoofer Box w Remote Bass Control 715442560165 | eBay
MTX AUDIO T610-44 10inch 25cm 4Ω With DVC Subwoofer BOX | Sub Woofer with BOX | Croooober