The GMC Sierra 3500HD Underseat Lockbox by Tuffy Products is a robust storage solution designed for 2007 to 2019 Chevy/GMC trucks. This full-length lockbox offers a dependable and secure way to store your valuables and long items like firearms under the rear seat, making it an essential addition for those who prioritize security and practicality.

The lockbox is constructed with high-security welded steel, providing substantial protection against unauthorized access. Its innovative Pry-Guard Locking System features a 10-tumbler double-bitted security lock complete with built-in weather seals, ensuring your belongings remain safe and dry. This model is specifically designed to utilize the entire width of the underseat area, providing over 3500 cubic inches of lockable storage space which can be accessed easily by lifting the rear seats and opening the lockbox lids. Chamfered corners and a highly efficient mounting system improve passenger access and ensure a flawless fit without requiring any vehicle modifications.

Features

• High-security welded steel construction
• 10-tumbler double-bitted security lock with weather seals
• Mounts with original OEM hardware—no drilling required
• Over 3500 cubic inches of lockable storage
• Easy removal when additional floor space is needed

If you have any questions or need further assistance, feel free to contact us at 512-982-9393 for our Austin location or 562-981-6800 for our Los Angeles store. We offer installation and customization services at both locations. Also, if you're considering multiple purchases, contact us about potential shipping discounts. Note that we install on premises at both of our locations.

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