Sundown Audio - Z v.6 Series 2500W DVC 10" Subwoofer Dual 1 Ohm (Open Box) - Alternator Outlet | Mechman High Output Alternators Authorized Dealer. Fast Ship Times, Made in the USA!
Source 12Inch 15inch 18inch Dual 1ohm Dual 2ohm SPL Car Subwoofers Auto Subwoofer 2500W RMS on m.alibaba.com