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MTX Thunderform boxes manufactured specifically for GMC vehicles. Browse this section and add some Bass to your GMC.
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GMC ThunderForm Boxes

Fits Select Chevrolet/GMC Vehicles - 10" 200W Loaded Thunderform Subwoofer Enclosure - Black

• 200W Single 10" Sealed Subwoofer Enclosure
• RMS: 200 W Total
• Preloaded with single 10" FPR-Series Subwoofers
• 10" Sealed Vehicle Specific Enclosure
• Sealed enclosure with factory finish - Black

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$549.95

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Fits Select Chevrolet/GMC Vehicles - 10" 200W Loaded Thunderform Subwoofer Enclosure - Tan

• 200W Single 10" Sealed Subwoofer Enclosure
• RMS: 200 W Total
• Preloaded with single 10" FPR-Series Subwoofers
• 10" Sealed Vehicle Specific Enclosure
• Sealed enclosure with factory finish - Tan

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$449.95

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Fits Select Chevrolet/GMC Vehicles - Amplified 10" 200W Loaded Thunderform Subwoofer Enclosure - Tan

• 200W Single 10" Sealed Subwoofer Enclosure with Built-In Amplifier
• RMS: 200 W Total
• Preloaded with single 10" FPR-Series Subwoofers
• 10" Sealed Vehicle Specific Enclosure
• Sealed enclosure with factory finish - Tan

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Fits Select Chevrolet/GMC Vehicles - Amplified 10" 200W Loaded Thunderform Subwoofer Enclosure - Black

• 200W Single 10" Sealed Subwoofer Enclosure with Built-In Amplifier
• RMS: 200 W Total
• Preloaded with single 10" FPR-Series Subwoofers
• 10" Sealed Vehicle Specific Enclosure
• Sealed enclosure with factory finish - Black

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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

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$349.95

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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

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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

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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

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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

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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

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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

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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

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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

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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

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$449.95

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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

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$549.95

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