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 12 | 12 Sub Box | Single 12-Inch Ported Subwoofer Enclosure Box
Down4Sound
$219.99
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 12 | 12 Sub Box | Single 12-Inch Ported Subwoofer Enclosure Box |
|---|---|---|
| General | ||
| RMS Power | — | 3000 W |
| Electromechanical | ||
| Fs (Resonant Frequency) | — | 32 Hz |
| Physical / Acoustic | ||
| Vas (Eq. Compliance) | 65 L | 68 L |
| Xmax (Excursion) | — | 12.7 mm |
| Sd (Cone Area) | — | 165.1 cm² |