Fits 2014 - 2018 Chevy Silverado Crew cab
2-10'' Speakers
Down Firing Systems.
Air Volume .63 Cubic Feet Per Side
Mounting Depth 5.5''
Material 5/8'' M.D.F
Armor Coated With High Pressure Polyurethane Bed Liner Material
Increases The Base up to four times stiffens the wood and no air leaks
Life Time Guaranty

Fits 2008 and up Chevy Silverado CrewCab.
New body style
2-8'' 'Speakers
Armor Coated With High Pressure Polyurethane Bed Liner Material
Increases The Base up to four times stiffens the wood and no air leaks
Down Firing Systems.
Air Volume .86 Cubic Feet Per Side
Mounting Depth 6''
Material 5/8'' M.D.F

Fits 2007 and up Chevy/Gmc. Silverado Extended Cab.High Transmission
New body style
Armor Coated With High Pressure Polyurethane Bed Liner Material
Increases The Base, stiffens the wood and no air leaks
Life Time guaranty
2-8'' Speakers
Down Firing Systems.
Air Volume .71 Cubic Feet Per Side
Mounting Depth 6''
Material 5/8'' M.D.F

Armor Coated With High Pressure Polyurethane Bed Liner Material
Increases The Base up to four times stiffens the wood and no air leaks
Life Time Guaranty
100% Made In The U.S.A
Fits 20144 and up Chevy Double Cab .Under the rear seat . Ported system
Port volume .029 Cu.Ft 3.5''x2.5''x5.75''
1 1/2'' clearance between the box and the truck floor .
2-8'' Woofers
Material 5/8'' M.D.F
Air Volume 1.12 Cubic Feet Total
Mounting Depth 5.5''
Magnet diameter not more than 6''

Fits 2014 - 2018 Chevy Silverado Crew Cab.
Armor Coated With High Pressure Polyurethane Bed Liner Material
Increases The Base up to four times stiffens the wood and no air leaks
2-8'' Speaker. ported

Port volume .03 cu.ft.

Woofers Share the same air space no divider

Port dimensions 2''x4''x7''

Down Firing Systems.

Air Volume 1.26 Cubic Feet total .

Mounting Depth 5.5''

Material 5/8'' M.D.F

Life Time Guaranty