Powered 8 Inch Car Audio Subwoofer Tube Enclosure 400 Watt | Seismic Audio
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PIONEER TS-WX300TA/XCNID 12-inches Active Tube Bass WITH IN-BUILT AMPLIFIER RMS: 350W at Rs 11300/piece | Car Woofers, Subwoofers And Basstubes in Kolkata | ID: 22545517273
Bass Tube Subwoofers at Sonic Electronix
Worldtech WT-BT1400 Car Bass Tube with 10 inch Subwoofer – Autosparz