JBL CS1214 1000-watt, 12" Car Audio Subwoofer, Black - Walmart.com
Amazon.com: JBL SUBBP12AM - 450 Watts (150W RMS) 12” Amplified 12 in. Ported Subwoofer with Sub Level Control and Distortion Free Bass with Gravity Magnet Phone Holder Bundle : Electronics
JBL Club WS1200 | 12” Shallow Mount Subwoofer
JBL BASS PRO SL2 20cm active underseat subwoofer 125W RMS / 250W max. | eBay