SIERRA CREW CAB

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 th…

THIS SPEAKER BOX ALLOWS YOU TO USE ALL OF THE ROOM UNDER THE SEAT FOR REALLY GOOD LOW END RESPONSE FROM YOUR SUBWOOFER. A SINGLE WOOFER IN THE PROPER AIRSPACE WILL ACHIEVE BETTER BASS THAN THAT SAME WOOFER IN A VOLUME STARVE ENVIR…

Okay , We have developed a dual 10" ported speaker box that goes under the seat of 2014 and up Crew cab Chevy/Gmc trucks. It produces incredible accurate bass when pair with our American Bass Es1044 and VFl-1900.1 amplifier. If yo…

FITS THE NEW 2015-2016 CHEVROLET SILVERADO CREW CAB (1500, 2500 AND 3500 CREW CABS) Fits single 8, 10 and 12 Fits on the driver side under the rear seat. (we do have another box on our website that fits on the passenger side unde…

THIS BOX HAS EXTRA DEPTH for large subwoofers.   We have another box for this truck with less depth. Two options:  with or without RACK FOR YOUR AMPLIFIER 2007-2013 CHEVROLET Silverado Crew and GMC Sierra Crew Cab truck…

2001-2006 Chevy Silverado 1/2 ton crew cab (non heavy duty series) and 2001-2006 GMC Sierra 1/2 Ton Crew Cab truck This will not fit the HD series. Features: Fits dual 12 inch subwoofers Fits behind rear seat Subs fire forward Mo…

Fits the 2014 Chevy Silverado 1/2 ton (1500 series) Crew Cab Truck Fits the 2015-2016 Chevy Silverado Crew Cabs and 2015 GMC Sierra Crew Cabs We are the first manufacturer of this box Note:  This will not fit the 2014 2…

Fits the 2014 GMC SIERRA 1/2 TON (1500 SERIES) CREW and Chevy Silverado 1/2 ton (1500 series) Crew Cab Truck We are the first manufacturer of this box Note:  This will not fit the 2014 2500 and 3500 crew cab trucks.  If …

Features: Fits dual 8, dual 10 and dual 12 subwoofers Fits underneath the rear seat Subwoofers fire down Air space = .62 cubic ft per chamber or 1.25 cubic ft mono chamber (option available for you to choose whether you want mono…

Fits 2001-2006 Chevrolet Silverado / GMC Sierra Crew Cab Heavy Duty 1500, 2500 AND 3500 Series Truck Note: ( FITS ONLY HD MODELS ) also fits 2007 classic body crew Fits two 8 inch or two 10 inch subwoofers Fits behind rear seat M…

This box is designed to fit 2001-2006 Chevy Silverado Crew Cab HD Series and 2001-2006 GMC Sierra HD Series Crew Cab Trucks. This will not fit the Silverado Ext Cab. ONLY FITS THE 2500 AND 3500 SERIES CREW CABS. Will not fit 1500 …

This subwoofer box is designed to fit only the 2003-2006 Chevrolet Silverado 1/2 ton crew cab and GMC Sierra 12 Ton Crew (non heavy duty series) Features: Fits dual 8s and dual 10s Fits behind the rear seat Air space = .8 per cha…

2003-2006 CHEVROLET SILVERADO OR GMC SIERRA 1500 (1/2 TON) NON-HD CREW CAB TRUCK Also fits 2007 Classis Body Style for the 1500 (1/2 ton) Non-HD Crew Cab series trucks Features: Fits under the rear seat Fits dual 8 and dual 10 su…

2007-2014 CHEVY SILVERADO CREW AND GMC SIERRA CREW CAB TRUCKS (NEW BODY STYLE) Note: This is for crew cab, not extended cab. NOTE:  This sub box will not fit the 2014 1500 (1/2 ton) Crew Cab Fits HD and non-HD Fits dual 8, d…

Fits 2014-2016 Chevrolet Silverado Crew and GMC Sierra Crew NOTE:  This will not fit the 2014 2500 and 3500 crew cab trucks.  If you have the 2014 2500 and 3500, choose one of our boxes we have listed for 2007-2014. Feat…

PORTED DUAL 8 BOX FOR 2007-2014 GMC SIERRA CREW TRUCKS *THIS WILL NOT FIT THE 2014 1500 (1/2 TON) CREW CAB* Ported box Fits dual 8 inch subwoofers Air Space = 1.5 cubic ft Mounting depth = 6 inches MDF wood Adjustable tuning (pro…

Ported / Vented Dual 8 or dual 10 inch subwoofer box Tuned to 38 hz 2.2 Mono Chamber Mounting Depth = 6 inches Fits under the rear seat Subwoofers fire down Charcoal Carpet Oem colors available for an additional fee Note: We can …

2007-2013 CHEVY SILVERADO CREW CAB TRUCK Ported Fits four 8 inch subwoofers Mounting depth = up to 6 inches Air space = 2.4 cubic ft mono chamber Vent Adjustable Speaker terminals included and holes for the terminals are cut. &nb…

2007-2013 GMC SIERRA CREW AND CHEVY SILVERADO CREW CAB TRUCK Ported sub box Fits four 8 inch subwoofers Mounting depth = up to 6 inches Air space = 2.4 cubic ft mono chamber Vent Adjustable Speaker terminals included, but not ins…

Custom Fit Sub Enclosure for 2014-2016 Chevrolet Silverado Crew Cab trucks and 2014-2016 GMC Sierra Crew Cab trucks This vehicle specific enclosure was designed for a single 12 inch subwoofer and will fit the TW5 13 inch subwoofer…