Best Buy: Pioneer 12" 800W Single-Voice-Coil 4-Ohm Subwoofer Black/Blue TS-W301R
Pioneer 12" 800W Dual 4-Ohm Subwoofer - TS-W305DVC for Sale in Norfolk, VA - OfferUp
Amazon.com: Pioneer TS-A300D4 12 Inch 1500 Watts Max Power Dual 4-Ohm Voice Coil A Series Car Audio Stereo Subwoofer Loudspeakers / Free Alphasonik Earbuds : Electronics
PIONEER TS-W304R - 12" Component Subwoofer with 1,300 Watts Max. Power