JBL GT12-BP 12in Car Audio Bandpass Subwoofer Speaker 1200w • FREE Shipping • Audio Jam Inc. of Delaware
Amazon.com: JBL Club WS1200 12" Shallow Mount subwoofer w/SSI (Selectable Smart Impedance) Switch from 2 to 4 ohm Bundled with Alphasonik Earbuds : Electronics
JBL ASB6118 - 18" High Power Subwoofer - Black ASB6118 B&H Photo