EVL-18 | 18" 2,500 Watt Max Power Car Subwoofer | Skar Audio
LAB OEM-Spec™ 2.50 ft^3 Ported MDF Enclosure Box for Single JL Audio
Rogue Car Audio Vandal 18 – 1200 WATT 18 inch Subwoofer – Droppin HZ Car Audio
Amazon.com: DS18 SLC12S Car Subwoofer Audio Speaker - 12" in. Paper Glass Fiber Cone, Black Steel Basket, Single Voice Coil 4 Ohm Impedance, 500W MAX Power and Foam Surround for Vehicle Stereo
Sundown Audio Xv3 18" inch DVC Dual 1 Ohm (X Series) Car Subwoofer 2000 Watts RMS