Expert Service 1-877-289-7664 [Hours]

Labor Day Sale
MTX Thunderform boxes manufactured specifically for GMC vehicles. Browse this section and add some Bass to your GMC.
Will it fit your car?
Patience please...
Loading make list...
Loading model list...
Loading body list...
Loading trim list...
Loading option list...
Submit Vehicle
Showing products for
Narrow Your Results
Manufacturer:

I'm sorry, no available results!

Price range:
$349.95 $549.95
$
to
$
Availability:

Number of Subs/Speakers:

Subwoofer Size:

Box Type:

Box Style/Shape:

Box Exterior Color:

GMC ThunderForm Boxes

Chevrolet Extra Cab 1999-2006, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Dual 10" Loaded MTX Thunderform Sealed Subwoofer Enclosure
• For 1999-2005 Chevy Extended Cab
• 1999-2001 GMC Pick-Up and 3-/Extended Cab 4-Door Models
• Loaded With 10" Terminator Series Subwoofers
• 800W Max
• 400W RMS
• 4 Ohms

$449.95

AVAILABLE

Ships at Later Date

Chevrolet Colorado Crew Cab 2004-up / GMC Canyon Crew Cab 2004-2007 10" Unloaded Vehicle Specific Bass Slammer Subwoofer Enclosure

• Empty 10" ThunderForm Subwoofer Enclosure for 2004-Up Chevrolet Colorado Crew Cab OR 2004-2007 GMC Canyon Crew Cab
• Mounts In Front Of Cup Holder
• Enclosure Volume: 0.6 Cubic Feet, Sealed

$349.95

AVAILABLE

Ships at Later Date

1992-2000 Chevy/GMC, 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Chevrolet Suburban 1992-2000, 10" 4 ohms Loaded Vehicle Specific Thunderform Sub Enclosure
• With a Terminator Series Subwoofer
• 400W Max
• 200W RMS
• Replaces Factory Console
• Features Integrated Cup Holders and Storage Area

$449.95

AVAILABLE

Ships at Later Date

Chevrolet Suburban 1992-2000, 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Chevrolet Suburban 1992-2000, 10" 4 ohms Loaded Vehicle Specific Thunderform Sub Enclosure
• With a Terminator Series Subwoofer
• 400W Max
• 200W RMS
• Replaces Factory Console
• Features Integrated Cup Holders and Storage Area

$449.95

AVAILABLE

Ships at Later Date

Chevrolet S-10 1995-2003, 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• 10" Loaded Vehicle Specific Thunderform Subwoofer Enclosure
• For Chevrolet S-10 1995-2003
• Also Fits 1995-2003 GMC Sonoma and Isuzu Hombre
• Terminator Series Subwoofer
• 400W Max
• 200W RMS
• 4 Ohms

$449.95

AVAILABLE

Ships at Later Date

Chevrolet 1500 Extra Cab 1988-2006, 10" 4 ohm Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Single Sealed 10" Thunderform Subwoofer Enclosure
• Chevrolet 1500 Extra Cab 1988-2006
• Also Fits 1988-2001 GMC Pick-Up & 3-Door
• Loaded with a Terminator Series Subwoofer
• 400W Max
• 200W RMS

$449.95

AVAILABLE

Ships at Later Date

Chevrolet Extra Cab 1999-2006, 2 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Dual 10" Loaded MTX Thunderform Sealed Subwoofer Enclosure
• For 1999-2005 Chevy Extended Cab
• 1999-2001 GMC Pick-Up and 3-/Extended Cab 4-Door Models
• Loaded with 10" Terminator Series Subwoofers
• 800W Max
• 400W RMS
• 4 Ohms

$449.95

AVAILABLE

Ships at Later Date

Chevrolet Colorado Crew Cab 2004-Up / GMC Canyon Crew Cab 2004-2007 10" Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• MTX Audio ThunderForm 10" Loaded Vehicle Specific Terminator Series Subwoofer Enclosure
• For Chevy Colorado Crew 2004-Up / GMC Canyon Crew 2004-2007
• Virtually Invisible When Installed

$449.95

SPECIAL ORDER

Ships at Later Date

Chevrolet S-10 1995-2003, 10" 4 ohms Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• 10" Loaded Vehicle Specific Thunderform Subwoofer Enclosure
• For Chevrolet S-10 1995-2003
• Also Fits 1995-2003 GMC Sonoma and Isuzu Hombre
• Terminator Series Subwoofer
• 400W Max
• 200W RMS
• 4 Ohms

$449.95

AVAILABLE

Ships at Later Date

Chevrolet 1500 Extra Cab 1988-2006, 10" 4 ohm Loaded Vehicle Specific Thunderform Subwoofer Enclosure

• Single Sealed 10" Thunderform Subwoofer Enclosure
• Chevrolet 1500 Extra Cab 1988-2006
• Also fits 1988-2001 GMC Pick-Up & 3-Door
• Loaded with a Terminator Series Subwoofer
• 400W Max
• 200W RMS

$449.95

AVAILABLE

Ships at Later Date

Chevrolet 1500 Extra Cab 1988-2006, Amplified 10" 4 ohm Loaded Car SpecificThunderform Sub Enclosure

• Amplified 10" Sealed Thunderform Subwoofer Enclosure
• Chevrolet 1500 Extra Cab 1988-2006
• Also fits 1988-2001 GMC Pick-Up & 3-Door
• Loaded with a Terminator Series Subwoofer
• 400W Max
• 200W RMS

$549.95

AVAILABLE

Ships at Later Date