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JBL C50PACK - CONTROL 50 PK (1subwoofer + 4 Satellite) Subwoofer-Satellite System with 4 Satellite Speakers. Includes 1 pc Control 50S/T and 4 pcs Control 52, 30 ? 20 kHz response, 100W,
BMW® Specific 8" Subwoofer - Diamond Audio
6.5 Inch Subwoofer Speakers Home Theater Car Audio High Power 4 Ohm 100W Hifi Fever Woofer Loudspeaker For Sound System - Newegg.com
POLK AUDIO Monitor XT12 12" 100 Watt Powered Subwoofer Black | Accessories4less
Subwoofer Yamaha NS-SW100 100W Powered Subwoofer Black | Fabricating and Metalworking
HiFi 4" inch 100W Subwoofer Speaker Unit Bass Loudspeaker for Home Audio System | eBay