Xtreme Enclosures

Fits the 2014 Chevy Silverado 1/2 ton (1500 series) Crew Cab Truck Fits the 2016 Chevy Silverado Crew Cabs and 2015 GMC Sierra Crew Cabs We are the first manufacturer of this box Note:  This...

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...

Fits 2009-2014 Ford F-150 Supercrew This sealed sub box built for subwoofers with shallow depth.  We have another sub box for this truck listed separately for subwoofers with larger depth...

Fits two 8 inch or two 10 inch subwoofers Constructed with 5/8 MDF Removal of back panel if necessary Fits behind the back seat Mounting depth = 5 inches or less Air space = 1.3 cu ft for the entire...

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 Dual 8 10 or 12 PLEASE SPECIFY. 12s...

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...

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...

Fits 1984-2006 Chevrolet / GMC Full Size Standard Cab Trucks Features: Fits four 8 inch three 10 inch or two 12 inch subwoofers Air space for dual sub box =.75 cu ft per sub Air space for single sub...

1988-1998 CHEVROLET SILVERADO EXTENDED CAB AND 1988-1998 GMC SIERRA EXTENDED CAB Fits dual 8 or 10 inch subwoofers MDF construction Subs fire down Fits under rear seat Jack removal is required...

Fits 8 or 10 inch subwoofers MDF construction Subs fire down Fits under rear seat Jack removal is required 1 1/4" clearance under the box Air Space = .75 cubic foot Per Sub Mounting...

Custom fit sub enclosure for 1997-2003 Ford F-150 Regular Cab trucks Fits two 8 10 OR 12 inch subwoofers If using 12 inch subs ADD DEPTH MODIFICATION MDF Mounting Depth = 5.75 inches Air Space =.65...

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...