SeaKing Stores › 16in car subwoofer - 1ohm SVC - T2S1-16 16in car subwoofer - 1ohm SVC - T2S1-16 £1,110.00 16in car subwoofer - 1ohm SVC - T2S1-16. 2500W RMS. Standalone driver, sold individually. Car-audio product; not marine-rated. Add To Cart Added! 16in car subwoofer - 1ohm SVC - T2S1-16. 2500W RMS. Standalone driver, sold individually. Car-audio product; not marine-rated.