SPECIAL OFFER! ONE 18.3 DRIVER IN ONE M18 TEST BOX. Box volume 111L. Bandwidth: 5Hz-110Hz Recommend power: 1000-2500 watts, up to 140 volts output peak to peak Perfect for HT and car audio. 4 Ohm nominal. Dual 2 Ohm coil can be wired down to 1 Ohm. Contact us for details. $1738 CAD. #18inch #caraudio #bass #db #diyaudio #basshead #hometheater #subwoofers #subwoofer #marvel #audiovideo #movies #music #basshead #woodys_soundup #partsexpress #svs_sound #klipschaudio #klipsch #speakerpower