XL Elite The XL m4 ELITE is an Evolution of our #1 Selling XL Subwoofer line. We have redesigned the motor giving it a fresh new look: Added a pole vent and larger magnets: FEA optimized it and mated it with the DC Frame using 10 inch spiders. The sub came from demand. XL style motor: 3 inch 8 layer coil: 10 inch spiders and the “famous for its performance and good looks” DC Frame in 15 and 18!! Sub Size   15" 18" Mounting Depth   11.00" 12.00" Mounting Hole Diameter   14.25" 16.90" Outside Driver Diameter   15.70" 18.50" Motor Width   8.75" 8.75" Weight   66lbs 67lbs VC Diameter   3" 3" Displacement   .20³ ft .25³ ft Magnet Weight   54lbs 54lbs Power Handling RMS/Peak   2200/4400 2200/4400 Impedance (Ohm)   D.7/D1/D1.4/D2 D.7/D1/D1.4/D2 Sd   791.00cm² 1159.00cm² Vas   liters liters Cms   mm/N mm/N Mms   367.4 g g Fs   32.9   BL   22.73 N/A 22.73 N/A Re   1.8 ohm 3.98 ohm Le   mH mH Qms   6.31   Qes   0.37   Qts   0.35   Xmax       Ref SPL @ 1 watt   90.3 dB dB Suggested Sealed   n/a n/a Suggested Ported    3.5³ ft 5.5³ ft   XL ELITE SUB       Key Features • Extremely rigid non-pressed paper cone assembly • Multilayered polymer foam surround • Polypropylene dust cover with DC logo • Quad 10"OD Spiders • Dual Extra heavy duty interweaved tinsel lead wire • Cast Heavy Duty DC Aluminum black & Grind frame • FEA analyzed and optimized motor assembly – Fully CNC machined • Rubber mounting gasket • 8 Awg Direct Leads • Dual 0.7: 1.0: 1.4 or 2 ohm 3" 8 Layer Hi-temp Aluminum Stealth Coil