SHIPS BETWEEN 2 – 4 DAYS. BLACK 12 DUAL SEALED SUB BOX, FITS CHEVY SILVERADO & GMC SIERRA EXTENDED-CAB 88-98. CUTOUT DIAMETER: 11 1/8. TOTAL AIR VOLUME: 1.30 Ft3. VOLUME PER SUBWOOFER: 0.65 Ft3. MOUNTING DEPTH: 5 1/4. TOP DEPTH: 12 3/4. 5/8 HIGH DENSITY MDF WOOD. + MAINLY SEALED WITH HIGH QUALITY SILICONE +. FITS UNDER REAR SEAT. REMOVAL OF JACK REQUIRED. NOT ALL SUBS WILL FIT DUE TO THE CUTOUT DIAMETER OR MOUNTING DEPTH SO PLEASE CHECK THE DIMENSIONS TO MAKE SURE THIS BOX SUITS YOUR SUBS. The item “1988-1998 Chevy Silverado Extended-Cab 12 Dual Subwoofer Enclosure Sub Box” is in sale since Thursday, July 1, 2021. This item is in the category “Consumer Electronics\Vehicle Electronics & GPS\Car Audio & Video Installation\Speaker/Sub. Enclosures”. The seller is “online-ground-shaker” and is located in Los Angeles, California. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam.

• Number of Ports: Sealed
• Model: Chevy Silverado Extended-Cab
• MPN: Does Not Apply
• Country/Region of Manufacture: United States
• Compatible Vehicle Make: Chevrolet
• Fitment: Under Seat
• Speaker Size: 12″
• Brand: Ground-shaker

THANK YOU FOR YOUR PATIENCE. BLACK 12 DUAL SEALED SUB BOX, FITS CHEVY SILVERADO & GMC SIERRA EXTENDED-CAB 88-98. CUTOUT DIAMETER: 11 1/8. TOTAL AIR VOLUME: 1.30 Ft3. VOLUME PER SUBWOOFER: 0.65 Ft3. MOUNTING DEPTH: 5 1/4. TOP DEPTH: 12 3/4. 5/8 HIGH DENSITY MDF WOOD. + MAINLY SEALED WITH HIGH QUALITY SILICONE +. FITS UNDER REAR SEAT. REMOVAL OF JACK REQUIRED. NOT ALL SUBS WILL FIT DUE TO THE CUTOUT DIAMETER OR MOUNTING DEPTH SO PLEASE CHECK THE DIMENSIONS TO MAKE SURE THIS BOX SUITS YOUR SUBS. The item “1988-1998 Chevy Silverado Extended-Cab 12 Dual Subwoofer Enclosure Sub Box” is in sale since Tuesday, March 23, 2021. This item is in the category “Consumer Electronics\Vehicle Electronics & GPS\Car Audio & Video Installation\Speaker/Sub. Enclosures”. The seller is “online-ground-shaker” and is located in Los Angeles, California. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam.

• Number of Ports: Sealed
• MPN: Does Not Apply
• Country/Region of Manufacture: United States
• Compatible Vehicle Make: Chevrolet
• Fitment: Under Seat
• Speaker Size: 12″
• Brand: Ground-shaker

BLACK 12 DUAL SEALED SUB BOX, FITS CHEVY SILVERADO & GMC SIERRA EXTENDED-CAB 89-98. CUTOUT DIAMETER: 11 1/8. TOTAL AIR VOLUME: 1.30 CUBIC FT. VOLUME PER SUBWOOFER: 0.65 CUBIC FT. MOUNTING DEPTH: 5 1/4. TOP DEPTH: 12 3/4. 5/8 HIGH DENSITY MDF WOOD. + MAINLY SEALED WITH HIGH QUALITY SILICONE +. FITS UNDER REAR SEAT. REMOVAL OF JACK REQUIRED. NOT ALL SUB’S WILL FIT DUE TO THE CUTOUT DIAMETER OR MOUNTING DEPTH SO PLEASE CHECK THE DIMENSIONS TO MAKE SURE THIS BOX SUITS YOUR SUB’S. The item “1988-1998 Chevy Silverado Extended-Cab 12 Dual Subwoofer Enclosure Sub Box” is in sale since Friday, January 29, 2021. This item is in the category “Consumer Electronics\Vehicle Electronics & GPS\Car Audio & Video Installation\Speaker/Sub. Enclosures”. The seller is “online-ground-shaker” and is located in Los Angeles, California. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam.

• MPN: Does Not Apply
• Country/Region of Manufacture: United States
• Fitment: Under Seat
• Speaker Size: 12″
• Brand: Ground-shaker

BLACK 12 DUAL SEALED SUB BOX, FITS CHEVY SILVERADO & GMC SIERRA EXTENDED-CAB 89-98. CUTOUT DIAMETER: 11 1/8. TOTAL AIR VOLUME: 1.30 CUBIC FT. VOLUME PER SUBWOOFER: 0.65 CUBIC FT. MOUNTING DEPTH: 5 1/4. TOP DEPTH: 12 3/4. 5/8 HIGH DENSITY MDF WOOD. + MAINLY SEALED WITH HIGH QUALITY SILICONE +. FITS UNDER REAR SEAT. REMOVAL OF JACK REQUIRED. NOT ALL SUB’S WILL FIT DUE TO THE CUTOUT DIAMETER OR MOUNTING DEPTH SO PLEASE CHECK THE DIMENSIONS TO MAKE SURE THIS BOX SUITS YOUR SUB’S. The item “1988-1998 Chevy Silverado Extended-Cab 12 Dual Subwoofer Enclosure Sub Box” is in sale since Friday, July 19, 2019. This item is in the category “Consumer Electronics\Vehicle Electronics & GPS\Car Audio & Video Installation\Speaker/Sub. Enclosures”. The seller is “online-ground-shaker” and is located in Los Angeles, California. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Russian federation.

• Country/Region of Manufacture: United States
• MPN: Does Not Apply
• Fitment: Under Seat
• Speaker Size: 12″
• Brand: Ground-shaker