Amazon.com: Pyle 10" Car Audio Speaker Subwoofer - 1000 Watt High Power Bass Surround Sound Stereo Subwoofer Speaker System - Non Press Paper Cone, 90 dB, 4 Ohm, 50 oz Magnet, 2
Mtx Tnp212d2 12-inch 400-watt Rms Dual Loaded 1200-watt Car Subwoofer Enclosure Audio With Sub Box And 250-watt Mono Block Amplifier : Target