All Comparisons
ECA 2-8" Bedliner ported Rhino Sub Woofer Box for 1999-2006 CREW CAB GMC Sierra

ECA 2-8" Bedliner ported Rhino Sub Woofer Box for 1999-2006 CREW CAB GMC Sierra

CAB
$299.99
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VS
H82XX - 8" 1400 Watts RMS Dual 2 Ohm 2.5" V.C. Subwoofer

H82XX - 8" 1400 Watts RMS Dual 2 Ohm 2.5" V.C. Subwoofer

Massive Audio
$299.99
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Subwoofer Spec Comparison

ParameterECA 2-8" Bedliner ported Rhino Sub Woofer Box for 1999-2006 CREW CAB GMC SierraH82XX - 8" 1400 Watts RMS Dual 2 Ohm 2.5" V.C. Subwoofer
General
RMS Power—1400 W