Infinity REF-FLEX8 (Dual 2-ohm voice coils) Reference Flex Series 8 subwoofer with adjustable mounting depth at Crutchfield

Sound Ordnance™ B-8PTD Compact powered subwoofer with 8 sub and 125-watt amp at Crutchfield Canada

New info JBL system lower ohms to increase volume, Page 8

Best Buy: Infinity 12 Dual-Voice-Coil 8-Ohm Subwoofer REF1252W

Infinity OEM Replacement Car Subwoofer w/ Adjustable Mounting Depth

8 Inch Subwoofers at Crutchfield Canada

8 Inch Subwoofers at Crutchfield Canada

Infinity: Speakers, Audio, Kappa, Amplifiers, Basslink, Subwoofers

8 Inch Subwoofers at Crutchfield Canada

Infinity BassLink SM 8 Ultra-Compact Shallow Profile Hideaway Under-Seat Subwoofer System, Silver : Electronics