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The ORACLE ColorSHIFT RGB+W DRL upgrade for 2020–2021 GMC Sierra 2500/3500 HD converts factory LED DRLs into color-changing daytime running lights while retaining a true white OEM DRL option. These replacement boards deliver hundreds of colors, multiple patterns, and adjustable brightness and speed; they fit models with the factory LED DRL option and require headlight disassembly. White and amber are listed as on-road legal colors.
Oracle 20-21 GMC Sierra 2500/3500 HD RGB+W Headlight DRL Upgrade Kit - ColorSHIFT
