Orion XTR8SWD2 8" 300W RMS Shallow Subwoofer

Orion CBW804S - 8" Subwoofer 200 Watts RMS SINGLE 4-Ohm

Orion XSM654SL 6.5" 300W RMS Slim Ultra Efficient Midrange Speaker 4-Ohm (Pair)

8" 300W RMS 4-Ohm DVC Car Audio Shallow Subwoofer TITANIUM-844 American Bass

Audiopipe TXX-FB1000 | 10" 300W RMS Shallow Mount Subwoofer DVC 4-Ohm

Orion XTR8SWD4 XTR Series 1200 Watts Max Power 8" DVC 4 Ohm Car Subwoofer (Each)

NEW Audio Control EPICX8D4 8", Dual 4-Ohm Component Subwoofer

Orion CBW104D 10" 300W RMS Subwoofer DVC 4-Ohm