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Dual XNBP12D Bandpass enclosure with two 12" woofers at Crutchfield
Community VLF208W Dual 8-Inch Bandpass Micro Subwoofer White
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Dual Electronics BP1204 High Performance 12 inch Car Audio Subwoofers in a Tuned Bandpass Enclosure with Blue illumiNITE LED Illumination and Plexiglass Viewing Windows and 1,100 Watts of Peak Power - Walmart.com
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