All Comparisons
Dual 8" Ported Subwoofer Enclosure For FORD F-150 09-22 ,F-250 15-22 and F-350 15-22 4 -Door

Dual 8" Ported Subwoofer Enclosure For FORD F-150 09-22 ,F-250 15-22 and F-350 15-22 4 -Door

DS18
$443.95
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VS
Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box

Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box

Down4Sound
$139.99
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Subwoofer Spec Comparison

ParameterDual 8" Ported Subwoofer Enclosure For FORD F-150 09-22 ,F-250 15-22 and F-350 15-22 4 -DoorDown4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box
Electromechanical
Fs (Resonant Frequency)43 Hz32 Hz
Physical / Acoustic
Vas (Eq. Compliance)68 L68 L
Sd (Cone Area)—165.1 cm²