B&C 18DS115 is a lightweight very high power 18" woofer for speaker subwoofer systems. B&C 18DS115 Speakers - B&C 18" 18DS115 extreme power speaker for speaker subwoofer systems. B&C 18DS115 extreme high
18DS115 LF Drivers - B&C Speakers
B&C 18DS115 18 " Neo Woofer - Walmart.com
B&C 18DS115-4 18" 3600-Watt Professional Neodymium Subwoofer | Reverb