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Home > DU-HA Storage Units > Chevrolet & GMC Extended Cab >

You are here: Chevrolet & GMC Extended Cab (C/K Model) - 88-99

DU-HA for Chevrolet and GMC Trucks

1988-1999 Chevrolet Ext CabEvery DU-HA is custom designed to fit a particular model of truck. The Chevrolet and GMC Extended Cab DU-HA is designed to fit underneath your pre-existing back seat. It's constructed from heavy duty polyethylene and comes with a lifetime warranty. You'll need to remove the factory jack box from underneath your seat to install the DU-HA. This model also acts as a legal gun case in most states and will hold 2 rifles or shotguns with scopes.
Scroll down for more photos and information on this DU-HA.

Not sure what kind of cab you have?
Click here to figure it out: Pickup Truck Cab Styles (PDF)

Fits Chevrolet and GMC Extended Cab (C/K Models) - 88-99
Fits 1/2 ton, 3/4 ton, and 1 ton models.

88-94 models only come in black.
Click here for 95-99 C/K models in matching interior colors.

Includes 30 day money back guarantee and lifetime warranty.
Dimensions: L 59.5 x W 13 x H 9.25
Total weight: 13 lbs

Price $199.95

Availability: In Stock!


Usually ships within 1-3 business days.

DU-HA shown in light gray


Color Part #
Black 10037
(Photos are from a 95-99 model truck. The DU-HA is the same, but only comes in black.)
Note: Shipping quotes provided online apply only to ship to addresses within the contiguous United States. If you are located outside the contiguous United States, additional shipping charges may apply. Please call toll free 1.866.306.3842 for a shipping quote.

Seat latched down
Seat latched up
DU-HA installed
Seat shown in latched
down position.

Seat shown in latched
up position.
Seat shown with DU-HA installed.
DU-HA shown with gun rack
DU-HA shown without organizer/gun rack
Holds 2 guns without scopes
The DU-HA comes with 2-piece removable gun rack/organizers at no extra charge. Gun racks are made from a soft material so they won't damage guns.

The DU-HA with no gun rack/organizers can store
larger items.
Holds 2 rifles or shotguns, both with scopes.
Holds both rifles & shotguns
Contractor's messy truck
Contractor's truck organized with a DU-HA
This model also acts as a legal gun case in most states with the seat latched down.
Perfect for the contractor.
Don't let your backseat look
like this...

...have it look like this!
No more items rolling around, taking up floor and seating space.

Sportsman's messy truck
Store your hunting supplies in the DU-HA
Factory jack box must be removed
Perfect for the sportsman.
Take all this...

...and have it look like this!
Store your hunting supplies safely and securely inside the DU-HA.

To install the DU-HA you'll need to remove the factory jack box.

Jack and tools are strapped together....
...and placed behind the seat
Factory jack removal is simple
Using reusable cable ties included with the DU-HA, attach jack, tools, and instructions to the factory jack...

...and place the jack
and tools behind the seat.
With a 13mm socket, remove bolt from right side of jack box.

2 nuts are provided
Turn counter clockwise to remove shaft
Held securely in place
Using the 2 nuts provided, screw
both down on shaft and tighten.
Using a 13mm wrench on bottom nut, turn counter clockwise and remove shaft.

The DU-HA secures to the truck floor using the existing hole from removing jack and jack box and the provided bolt and washer.
Removable gun rack/organizers included
The DU-HA comes with removable black gun rack/organizers.
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