TS-W261D4 - 10" Champion Series Subwoofer with Dual 4 Ohm Voice Coil | Pioneer Electronics USA
Sound Storm Laboratories US10 10 Inch Under Seat Powered Car Audio Subwoofer - 1000 Watts Max, Low Profile, Built in Amplifier, For Truck, Boxes and Enclosures, Remote Subwoofer Control - Walmart.com