Outlet Polished DiamondBack SE - fits Next Generation ’19-up GMC Sierra 1500 Long Box


Why is this unit in the DiamondBack Outlet?

This DiamondBack SE was an R&D cover made 1/4" too long and wide at the tail. As a result, the appearance may be off but also potential leaking. 

All DiamondBack Outlet items carry the same lifetime warranty as regular DiamondBack items.

Condition: Factory Second

Part number: GM19L-SE-DU-C4/d

Finish: Aluminum

Serial number: 67216

  • Free shipping in the contiguous U.S.
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  • Built in the USA
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  • Lifetime Warranty