Sonic Electronix offers the Belva 1000-watt Complete Bass Subwoofer Package, model no. BPKG210, for $159.99 with free shipping. That's $10 under our mention from three weeks ago and the lowest total price we've seen. (It's also a current price low by $263.) This kit includes two 10" subwoofers, subwoofer enclosure, amplifier, and an amp kit. Each subwoofer features a power handling capacity of 500 watts.