06-10 Hummer H3 Roof Rack Cross Bar - Mounts onto OEM Rails
06–10 Hummer H3 Roof Rack Cross Bar — OEM Rail Mount
Direct-fit cross bars that lock onto factory H3 roof rails without modification. Designed for quick attachment and removal, these bars provide a solid foundation for roof-mounted cargo boxes, bike racks, or other accessories. Hard panel construction engineered for load-bearing stability.
Key Features
- OEM rail compatible - Locks directly to existing roof rails with no drilling or permanent modification required.
- Dual-bar system - Provides dual contact points for balanced load distribution across roof.
- Tool-free attachment - Designed for quick on-and-off installation using integrated clamp mechanisms.
Specs
- Hard panel construction
- OEM rail mounting design
- Dual cross bars
What's Included
- Two roof rack cross bars
Frequently Asked Questions
Will these bars fit if my H3 doesn't have factory roof rails?
These are designed specifically for vehicles with factory roof rails. If your H3 is missing them, this cross bar system won't work without aftermarket rails installed first.
Can I leave these on year-round or should I remove them when not in use?
They can stay mounted, but most owners remove them to reduce wind noise and fuel consumption. The clamp design makes removal quick enough that seasonal storage is practical.
What's the weight limit on these bars?
Load capacity isn't specified in the product data—contact us with your exact cargo setup and we can advise whether these bars are suitable for your needs.
Ships within 1-2 business days.
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If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Contact Us
Leave us a message at: +17034100852 or email us at: sales@turbotechperformance.com
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FAQs
Please read our FAQs page to find out more.
Are OEM products more expensive than aftermarket alternatives?
OEM products might have a higher upfront cost compared to aftermarket parts, but their superior quality and durability often make them a more cost-effective choice over time. Investing in OEM ensures you’re getting parts specifically designed for your vehicle, which can lead to better performance and longevity.
Can I purchase OEM parts online or do I need to visit a dealership?
You don’t need to visit a dealership to get OEM parts. You can conveniently purchase genuine OEM components from authorized distributors and reputable online retailers like Turbo Tech Performance. Our online store provides a wide selection of high-quality parts delivered straight to your door.
Are parts from brands like Mopar, ACDelco, and Motorcraft interchangeable between different vehicle brands?
No, parts from Mopar, ACDelco, and Motorcraft are typically designed for specific vehicle brands. It’s crucial to ensure compatibility with your vehicle’s make and model by checking part numbers and consulting with a knowledgeable expert.
Can I install OEM parts myself, or is it better to have a professional handle it?
While some OEM parts can be installed by DIY enthusiasts, the complexity of installation can vary. For the best results and to ensure proper fitment and performance, we recommend having a trained mechanic install the parts, especially if you’re unfamiliar with automotive repairs.
Do OEM parts come with a warranty?
Yes, many OEM auto parts come with a manufacturer’s warranty that covers defects or issues. Be sure to check the warranty details for each part at the time of purchase, and keep your receipt for any potential warranty claims.


