{"product_id":"sundown-audio-m-series-m18-18-inch-2000w-rms-power-2-ohm-dvc-car-subwoofer-new","title":"Sundown Audio M-Series M18 18-inch 2000W RMS Power 2 Ohm DVC Car Subwoofer (NEW)","description":"\u003cp\u003e\u003cstrong\u003eSundown Audio M-Series Dual 2 Ohms Voice Coils Car Subwoofer\u003c\/strong\u003e\u003cbr\u003eModel: M18D2\u003cbr\u003e\u003cstrong\u003eSOLD INDIVIDUALLY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e2000W RMS\u003cbr\u003e4000W MAX\u003cbr\u003eDual 1 Ohm Voice Coils\u003cbr\u003eLaser-Etched All-Black Backplate\u003cbr\u003eQuad Stack Magnet Structure\u003cbr\u003eTreated Paper Cone\u003cbr\u003eMega Roll Surround\u003c\/p\u003e\n\u003cp\u003eSpecial M-series magnet boot design\u003cbr\u003eFeatures a hyper-extended pole and extreme clearances\u003cbr\u003eIncludes special winding density in the gap\u003cbr\u003eHighly efficient high-stroke coil ventilation system\u003cbr\u003eHigh-velocity pole vent, a heavily vented magnetic gap\u003cbr\u003eProprietary high-velocity cast-aluminum frame-base venting system\u003cbr\u003eMagnet inner-diameter aluminum shorting ring\u003cbr\u003e3″ High Temperature Aluminum Voice coil\u003cbr\u003e4-Layer voice coil wound on a thick aluminum former\u003cbr\u003eXmax: 35mm\u003cbr\u003eMade with proprietary Sundown PG linear suspension (fully computer optimized)\u003cbr\u003eMount Depth: 14.05″\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003cbr\u003eRE (Ohms): 4.125\u003cbr\u003eFS (Hz): 25.749\u003cbr\u003eVAS (L): 117.53\u003cbr\u003eQes: 0.74\u003cbr\u003eQms: 5.379\u003cbr\u003eQts: 0.65\u003cbr\u003eLe (mH): 3.55\u003cbr\u003eBL (NA): 24.026\u003cbr\u003eMms (Grams): 638.994\u003cbr\u003eCms (uM\/N): 59.58\u003cbr\u003eSens (dB @ 1w\/1m): 86.102\u003cbr\u003eXmax: 35mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNOT RECOMMENDED\u003c\/strong\u003e for Sealed Enclosure\u003c\/p\u003e\n\u003cp\u003ePorted Enclosure: 7.0 cu ft\u003cbr\u003eRecommended Tuning: 32Hz\u003cbr\u003eRecommended Port Area: 112 sq in\u003cbr\u003e4th Order Sealed Side: 3.0 cu ft\u003cbr\u003e4th Order Ported Side: 9.0 cu ft\u003cbr\u003e4th Order Port Area: 180 sq in\u003cbr\u003e4th Order Port Length: 8″\u003cbr\u003eDisplacement: 0.25 cu ft\u003cbr\u003eOutside Diameter: 18.46″\u003cbr\u003eCut-Out: 16.68″\u003c\/p\u003e","brand":"Sundown Audio","offers":[{"title":"Default Title","offer_id":47252229488832,"sku":"M18D2SD","price":699.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/4772\/files\/M18D2SD-1-1.png?v=1769793282","url":"https:\/\/www.bgbdistributions.com\/products\/sundown-audio-m-series-m18-18-inch-2000w-rms-power-2-ohm-dvc-car-subwoofer-new","provider":"DiscountCentralOnline","version":"1.0","type":"link"}