The ORACLE ColorSHIFT halo kit for 2014-2015 GMC Sierra pairs bright 3-chip 5050 SMD rings on a sturdy CAD-designed 6-layer PCB with a BC1 Bluetooth controller to deliver extensive color control including whites from 3000K to 15000K and adjustable brightness. The BC1 unit offers a smartphone app, four waterproof outputs for adding multiple LED products, pattern and music control, and simple wiring for reliable installation in Sierra models with pre-existing daytime running lights.
Oracle 14-15 GMC Sierra Headlight DRL Upgrade Kit - ColorSHIFT w/ BC1 Controller