Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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Features, Description, Q&A, Specs & Installation
Brand | Magnum |
Rack Type | Headache Rack |
Protective Cab Upgrade. The Magnum High Pro Headache Rack is built to defend your truck’s cab and rear window while adding utility and style. Designed specifically for 2020–2023 GMC Sierra 3500 HD models, this rack rises 3 inches above the cab roof, offering extra clearance and shielding from shifting cargo. It’s the ideal accessory for work or recreational use, providing rugged protection and added lighting functionality.
Construction and Appearance. Crafted from durable aluminum frame tubing, the Magnum High Pro features a strong yet lightweight structure. Its matte black finish delivers a sleek, corrosion-resistant appearance that complements the truck’s rugged profile. Integrated lights are built into the rack for enhanced visibility and utility during nighttime or low-light operations, while the high-profile design improves rear window protection from debris and cargo impact.
Installation. As a direct replacement accessory, this headache rack mounts easily using factory-compatible hardware and requires no drilling or permanent modification. Its design ensures a secure, custom fit, making installation quick for both professionals and experienced DIYers.
Application. This Magnum High Pro Headache Rack fits 2020–2023 GMC Sierra 3500 HD models. It's perfect for adding both function and protection to your truck, especially when hauling large or loose items in the bed that might pose a risk to the cab or rear glass.
Magnum 420HPBRE2NB
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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