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Bose® F1 Subwoofer Powered subwoofer with two 10" speakers and 1,000-watt amplifier — for use with the F1 Model 812 PA speaker at Crutchfield
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Amazon.com: BELVA BPKG212v2 1200W Dual 12" Car Subwoofer with Ported Enclosure, Monoblock Amplifier, Wiring Kit and Remote Bass Knob : Electronics
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