Hertz MPS 250 S4 Mille Pro Series 10" shallow-mount 4-ohm component subwoofer at Crutchfield
Amazon.com: HERTZ Mille Pro Series MP-250-D23 10 in. (250mm) 600 Watt RMS 2-Ohm DVC Subwoofer : Electronics
Hertz MG 15 BASS - 15″ Subwoofer
SoundsGood - Hertz Hi-Energy 10" 900W 4 Ohm Dual Voice Coil Subwoofer The HX 250D5 subwoofers were designed to reproduce the very lowest octaves of the audio spectrum with precision, impact and