AlphaRex LUXX-Series LED Tail Lights, Alpha-Black (SKU 620078)
Fits 2020-2026 6.6L Duramax V8 (L5P) · 6.6L Duramax V8 (L5P, updated)

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Price tracked 8 times since Jul 25, 2026: low $695, high $695, currently $695.
where to buy · 3 retailers tracked
Full LED replacement tail lights with C-shaped light rings and claw-shaped tubes, a sequential turn signal and a startup animation. AlphaRex sells them in several configurations depending on whether your truck left the factory with halogen or LED tail lights, and 2024-and-newer trucks need a different converter than 2020-2023 trucks.
why this one — The upgrade pick over the ANZO tail lights already in the catalog for these years, mainly for the switchable red-to-amber turn signal and the LUXX light signature. The catch is the ordering: AlphaRex lists five converter options at the base price plus $65 to $105, and picking the wrong one for your year and factory bulb type means bulb-out warnings on the dash. Know whether your truck has halogen or LED tails before you order.
No published gain figure for this part, and nothing here is a guarantee. Price is a list price and can lag the retailer; confirm at checkout. See our affiliate disclosure.
