Polk Audio db1240 db Series 12 4-ohm subwoofer at Crutchfield

Polk Audio db1240 db Series 12 4-ohm subwoofer at Crutchfield

Polk Audio MM1240 Mobile Monitor Series 12 subwoofer at Crutchfield

Polk Audio DB1242 DVC - DB+ Series 12 Shallow Subwoofer for Marine/Car Sound System, 26Hz-200Hz Frequency Response, Dual 4-Ohm Voice Coils & Polypropylene Woofer Cone,Black : Electronics

DB1242 DVC 12 Subwoofer, Car & Marine

Polk Audio MM1240 Mobile Monitor Series 12 subwoofer at Crutchfield

DB1242 DVC 12 Subwoofer, Car & Marine

Polk Audio db124 12 4-ohm subwoofer at Crutchfield

2 Ohm, 4 Ohm, 1 Ohm, what's the difference? - Car Stereo Reviews & News + Tuning, Wiring, How to Guide's

Polk/MOMO MM2124 12 4-ohm subwoofer at Crutchfield Canada