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If you ever wanted more bass to your sub woofer bandpass box? Now you can on the cheap instead of buying poly fill.
Go purchase, pillow stuffing from art supply, wal mart etc.
1. disassemble screws, disconnect speaker wires2. Stuff the stuffing into your box/sub woofer 3. re assemble wires, screws, face plate, speakerTurn on your radio receiver in your system, ...
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