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Subwoofer Speaker Boxes @ National in Kansas City

Speaker Boxes – Bass Enclosures for Your Car In Stock & Ready To Go!

Ben & Adrian choosing box
See Our Large Selection of Vehicle Specific Subwoofer Speaker Boxes on display

Buy a Subwoofer Speaker Box Today & Save!
Click on Coupon to Print
Sub Box Coupon


Many Vehicle Specific & Pre Made Speaker Boxes in Our Showroom
Don’t See What You Want?  Call Us 816-356-8700 Only some boxes pictured.  We have more!


Atrend Dual 12 Vented Slammer EnclosureAtrend Suare Single 12 or 15 inch Vented Subwoofer BoxAtrend Dual 10 or 12 inch Side Vented Speaker Box
Atrend Kicker Square Dual 15 or 12 inch Vented Subwoofer BoxAtrend Alpine Single 12 or 10 inch Vented Sub BoxFord F150 Super Crew 2009 & Up Single 10 Downfire
Standard Dual Subwoofer Boxes for 10″, 12″ or 15″ WoofersGM-Extended-Cab-2014_upGM Extended Cab 2014-up, Dual 10″Dual-10-Ford-F150-Super-Crew-Cab-09_14Ford F150 Super Crew Cab 2009 & up

Ford Ext / Super Cab 04-13 Single 10″ Vented

Dual-&-Mono-Slot-Vented-BoxesDual 10″,12″, 15″ Slot Vented Speaker BoxesAvalanche_Escalade-2002-to-2013-Dual-10
Avalanche/Escalade 02-13 Dual 10″

Only some boxes pictured.  Stop By – We have more!

Subwoofer enclosure for four 12″ Woofers
 dodge-ram-quad-cab-2002-2014-dual-10_Dodge Quad Cab Dual 10″ Subs 2002-2014 Dodge-ram-quad-cab-singleDodge Ram Quad Cab Single 10″

Down firing Dual 10″subwoofer box for SUV’s behind third row
Mono-Sealed-10_12_15-BoxMono 10″, 12″, or 15″ Sealed Sub Boxes
Pickup truck single subwoofer box for 8″,10″ or 12″ Subs
Atrend-Dual-10-BBoxDual 10 Atrend BBOXGM-Extended-Cab-2007-2013_Dual-10GM Extended Cab 2007-2013, Dual 10″Dual 10″ or 12″ Pickup Truck Subwoofer Box

Dual 12 or 15 Dual Vented with Bank Roll Dollar Bills imprinted on face
GM Extended Cab Dual 12 inch '99 to 2007
GM Extended Cab Dual 12 inch ’99-2007
Ford F150 Super Cab 2004-2008
Ford F150 Extended Super Cab 2004-2008

Even More  In Our Store – Stop by Today

Need a Custom Built Bass Enclosure, Click Here 

Questions on Subwoofer Speaker Boxes?
Come into Our Store and Speak with a real Car Audio Expert!

And Remember When you buy a subwoofer enclosure online you have no local warranty. We give a local warranty and local product support for the products we sell. See our local support benefits when you buy from us, especially if we install your purchase.