Amazon.com: Cadence PXM812X8-8”x12” 400W High Power Car Audio MidBass Driver 8 Ohms : Electronics
Polk Audio HTS 12 Powered Subwoofer with Power Port Technology | 12” Woofer, up to 400W Amp | For the Ultimate Home Theater Experience | Modern Sub that Fits in any Setting
Skar Audio EVL-65 D4 6.5" 400 Watt Max Power Dual 4 Ohm Car Subwoofer : Electronics