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Subwoofer Boxes - Truck Sub Boxes - GMC - SIERRA EXTENDED CAB - Sound Off Audio, Inc.
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SIERRA EXTENDED CAB
SIERRA EXTENDED CAB
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1988-1998 EXTENDED CAB
1999-2006 EXTENDED CAB
2007-2013 New Body Style Extended Cab
Single Sub Box 1999-2006 GM SIERRA EXTENDED CAB
$125.00
$115.95
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Pair of Single Sub Boxes 1999-2006 GM SIERRA EXTENDED CAB
$199.95
$159.00
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