Sound Off Audio, Inc.: New Products - 1999-2006 EXTENDED CAB

1999-2006 Silverado Ext. Cab Quad 8" Vented Box

Thu, 06 Apr 2017 17:22:57 +0000

This is probably one of the loudest setups you can have in this truck.

4 8S UNDER THIS SEAT IS CRAZY LOUD. WE BRACE AND GLUE THESE BOXES TO MAKE SURE YOU GET YOUR MONEYS WORTH.

WE CUSTOM TUNE EACH ONE AND HAVE NOTHING BUT STELLAR REVIEWS OF THIS BOX.

This box fits 99-06 ..

Price: $349.00

2003-2006 GMC Sierra 1500 non-HD Console Enclosure

Mon, 28 Sep 2015 08:29:20 +0000

Fits:

2003-2006 Chevrolet Silverado 1/2 Ton (1500 series) Crew, Standard and Extended Cabs
2003-2006 GMC Sierra 1/2 Ton (1500 series) Crew, Standard and Extended Cabs

Might fit the HD series 2500 and 3500 if the seat style is the same. Email or call us ..

Price: $299.00

PORTED DUAL 8 BOX - 1999-2006 GMC SIERRA EXTENDED CAB

Wed, 06 Aug 2014 17:35:28 +0000

1999-2006 GMC SIERRA EXTENDED CABS

Vented box
Fits dual 8 inch subwoofers
Mounting depth = 7 inches
Air Space = 1.7 cubic ft
Tuned to 35hz
MDF wood
Charcoal carpet
Available in OEM colors
choose which side of r..
Price: $279.00

SINGLE SUB BOX 2007-2013 GM SIERRA EXTENDED CAB

Sat, 31 Aug 2013 22:13:48 +0000

Fits 2007-2013 Chevy Silverado Extended Cab and GMC Sierra Extended Cab trucks

Fits single 8 inch, 10 inch, and 12 inch subwoofer
Subwoofer fires down
5/8 inch MDF wood
Air space = .6 cubic ft per sub
Mounting depth for 8 inch sub = 6 inches

Price: $199.00

PORTED DUAL SUB BOX 1999-2006 GM SIERRA EXTENDED CAB

Sat, 31 Aug 2013 22:03:28 +0000

1999-2006 Gmc Sierra Extended Cab

1999-2006 Chevrolet Silverado Extended Cab

Note: This will also fit 2007 Old Classic Body Style. If you ..

Price: $369.00

QUAD 10 inch Sub Box 1999-2006 GM SIERRA EXTENDED CAB

Sat, 31 Aug 2013 21:56:11 +0000

FITS 1999-2006 CHEVROLET AND GMC SIERRA EXTENDED CAB TRUCKS

THIS DOES NOT FIT THE HD CREW CABS

Note: This also fits the 2007 Class (Old) Body Style Extended Cab; not new body.If you have a 2007 and you are not sure if you have the old or new style, plea..

Price: $399.00

Dual Sub Box w/AMP RACK 1999-2006 GM SIERRA EXTENDED CAB DUAL SUB BOX AMP RACK

Sat, 31 Aug 2013 21:46:23 +0000

FITS 1999-2006 CHEVROLET SILVERADO EXTENDED CAB DUAL 10 SUBWOOFER ENCLOSURE

This box has an amplifier rack.

Features:

This is the whole box with an amplifier rack in the center, we do sell this box in pairs and whole without rack, which is on the website

Price: $249.00

Dual Sub Box 1999-2006 GM SIERRA EXTENDED CAB

Sat, 31 Aug 2013 21:36:40 +0000

FITS 1999-2006 CHEVROLET SILVERADO / GMC SIERRA EXTENDED CAB DUAL SUBWOOFER ENCLOSURE

Note: This will also fit 2007 Old Classic Body Style.

If you have the 2007 Extended Cab, please check to see if you have the new or old body style. If unsure, please c..

Price: $249.00

Single Sub Box 1999-2006 GM SIERRA EXTENDED CAB

Sat, 31 Aug 2013 21:27:36 +0000

Note: This will also fit 2007 Old Classic Body Style. If you have the 2007 Extended Cab, please check to see if you have the new or old body style. If unsure, please contact us.

Features:

Fits 8, 10, or 12 inch subwoofers
Fits under th..
Price: $115.95

Pair of Single Sub Boxes 1999-2006 GM SIERRA EXTENDED CAB

Sat, 31 Aug 2013 21:11:16 +0000

1999 TO 2006 CHEVY SILVERADO AND GMC SIERRA EXTENDED CAB TRUCK SUBWOOFER ENCLOSURE

This does not fit the Crew Cab Heavy Duty models.

Note: This will also fit 2007 Old Classic Body Style. If you have the 2007 Extended Cab, please check to see if you..

Price: $159.00