JBL Harman STAGE1210 Car subwoofer enclosure 1000 W 4 Ω | Conrad.com
BOSS Audio Systems CXX12 Chaos Exxtreme Series 12 Inch Car Audio Subwoofer - 1000 Watts Max, Single 4 Ohm Voice Coil, For Truck, Boxes and Enclosures, Use With Amplifier - Walmart.com
Amazon.com: 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 Inch
Boss Audio P80DVC 1000 Watt 8 inch Subwoofer
Pyramid BNPS102 10" 1000W Dual Car Speakers with Neon Accent Lighting and 4 OHM Impedance, Subwoofer Box, 1100W Mono Amplifier, and Amp Kit : Electronics
PYLE PLBW104 - 10" Inch 1,000-Watt DVC Subwoofer - Walmart.com