All Comparisons
Q

Quad 18" Custom Kerf Ported Subwoofer Box (HAND MADE IN THE USA)

Down4Sound
$2749.99
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VS
ZVX-15v2 | 15" 3,000 Watt Max Power Car Subwoofer

ZVX-15v2 | 15" 3,000 Watt Max Power Car Subwoofer

Skar Audio
$382.49
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Subwoofer Spec Comparison

ParameterQuad 18" Custom Kerf Ported Subwoofer Box (HAND MADE IN THE USA)ZVX-15v2 | 15" 3,000 Watt Max Power Car Subwoofer
General
RMS Power—1500 W