All Comparisons
Dual 8" Ported Subwoofer Enclosure For CHEVY Silverado and GMC Sierra Crew Cab 4 Door 14-18
DS18
$443.95
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Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box
Down4Sound
$139.99
View ProductSubwoofer Spec Comparison
| Parameter | Dual 8" Ported Subwoofer Enclosure For CHEVY Silverado and GMC Sierra Crew Cab 4 Door 14-18 | Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box |
|---|---|---|
| Electromechanical | ||
| Fs (Resonant Frequency) | — | 32 Hz |
| Physical / Acoustic | ||
| Vas (Eq. Compliance) | 65 L | 68 L |
| Sd (Cone Area) | — | 165.1 cm² |