Sony Car Subwoofer XS-NW12002 30 cm (12 inch) Woofer (Black), Peak Power - 1800W, RMS POWER - 420W, RATED POWER - 300W, Single Voice Coil Subwoofer : Amazon.in: Electronics
JBL Cs 1214 12- Inch CS Series Single 4 Ohm Subwoofer (Black) : Amazon.in: Electronics