Used Nightshade NS-Series NS6 18" 3500W Subwoofer NS v.6

• 3500 Watt RMS / 7000 Watt Peak
• Dual 1 or 2 ohm voice coils
• Optional carbon cone/dustcap available
• Custom tooled basket
• Custom-tooled ultra-linear spider packs
• Extended shorting ring
• Eight-layer voice coil
• Custom tooled basket
• Cast aluminum cooling ring
• Ultra-linear spider pack
• Unique air exchanging system forces hot air out and cool air in
• Aluminum vent ring
• Ultra-linear Mega Roll V2 surround 

The Nightshade 3,000-watt Neodymium sub is engineered to deliver incredibly powerful low end, with an extremely linear excursion and next-level thermal management. It features an eight-layer voice coil for excellent power handling and an extended shorting ring to minimize distortion and deliver a smooth, highly accurate sound at extreme SPL levels.