Focal SUB P30 DB 12" 300W RMS Dual 4-Ohm Subwoofer
Amazon.com: pkg SOLID1 - Focal Monoblock 470 W RMS Power Amplifier + Pair of SUB P25 - Focal 10" 200W RMS 400W Max Single 4-Ohm Subwoofer : Electronics
Focal E 30 KX - K2 12" Dual 4 Ohm Voice Coil Car Subwoofer 1600W Bass Woofer | eBay
Focal 30A4 Access Series 12" 4-ohm subwoofer - Breakers Stereo and Performance
Focal SUB 12 12" 4-ohm component subwoofer at Crutchfield
2) FOCAL P 30 12" PERFORMANCE-SERIES SVC 4 OHM SVC CAR AUDIO "SQ" SUBWOOFERS - Walmart.com
France FOCAL SUB 30 A4 Car stereo Overweight Bass Car 12 "subwoofer horn - AliExpress