Focal Sub 12 12" Subwoofer, Single 4-ohm, 300 W Rms - 600 W Max : Target
2) FOCAL SUB P25 10" SUBS 800W MAX 4-OHM CAR AUDIO SUBWOOFERS BASS SPEAKERS NEW | eBay
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