All Comparisons
Down4Sound PRO-FAB - Birch - 4x 8-Inch Ported Subwoofer Enclosure - 99-07 GM/Chevy Extended Cab – 2.5-Inch Seat Lift Required
Down4Sound
$469.99
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Subwoofer Spec Comparison
| Parameter | Down4Sound PRO-FAB - Birch - 4x 8-Inch Ported Subwoofer Enclosure - 99-07 GM/Chevy Extended Cab – 2.5-Inch Seat Lift Required | TUB10 Nippon 10 Subwoofer Tube Box |
|---|---|---|
| Electromechanical | ||
| Fs (Resonant Frequency) | 32.5 Hz | — |
| Physical / Acoustic | ||
| Vas (Eq. Compliance) | 36.52 L | — |