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Down4Sound PRO-FAB - Birch - 4x 6.5-Inch Ported Subwoofer Enclosure – 99-07 Chevy/GMC Crew Cab – Behind Seat
Down4Sound
$469.99
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Subwoofer Spec Comparison
| Parameter | Down4Sound PRO-FAB - Birch - 4x 6.5-Inch Ported Subwoofer Enclosure – 99-07 Chevy/GMC Crew Cab – Behind Seat | TUB10 Nippon 10 Subwoofer Tube Box |
|---|---|---|
| Electromechanical | ||
| Fs (Resonant Frequency) | 34.38 Hz | — |