Sound Ordnance™ B-17 Bandpass enclosure with 12" subwoofer at Crutchfield
JBL Stadium 122SSI Stadium Series 12" component subwoofer with switchable 2- or 4-ohm impedance at Crutchfield
Dayton Audio MX12-22 12" Max-X High Excursion DVC Subwoofer 2 Ohms Per Coil
MTX TNP212D2 12 in. 1200-Watt Dual Loaded Car Subwoofer Audio with Sub Box and Amplifier TNP212D2 - The Home Depot
MD Sound Subwoofer | Property Room
12' Md sound 1200rms sub hits hard in 5miles
Amazon.com: Massive Audio SUMMOXL104-10 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 10" Subwoofer 1500 Watt RMS, 3000w MAX Dual 4 Ohm, 3 Inch Voice Coil. Sold Individually : Electronics