EMPEROR15KIT | Recone Kit for Emperor 15" from $299.95 Impedance Dual 1 Ohm Dual 2 Ohm Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Recone Kit for Emperor 15" subwoofer. Available in Dual 1 and Dual 2 Ohm.