HIGH CALIBER AUDIO (HCA) CAL-1258X Professional Series Subwoofer Speaker 12 inches 500W to 800W (Max) with Free Screen-Mesh Cover (GERMAN TECHNOLOGY) | Lazada PH
Pro Audio Subwoofers
RAINBOW 10" AMBOSS BASS PRO SUBWOOFER SPEAKER DVC GERMAN MADE CAR AUDIO SUB NEW 190544065501 | eBay
4x PRV Audio 6MR500-NDY Pro Audio MidRange Woofer 8-Ohm Car Audio Speaker (FOUR) | Reverb
SVS SB-1000 Pro Series Subwoofer | Audio Advice
Gladen Zero Pro 165.2 DC
Hertz MPS 300 S2 Mille Pro Series 12" shallow-mount 2-ohm component subwoofer at Crutchfield