OPT7 16pc Interior LED Replacement Light Bulbs Package set kit for 08-13 Cadillac CTS | 6000K White | Dome Map Courtesy License Plate and more! Complete interior LED bulb kit with license plate hand picked for the 08-13 Cadillac CTS Stage 1 LED Interior Kit: Replace dull dirty-looking halogen lights with modern clean natural white light OPT7 360 Advanced Glow LED bulbs: Emits clear light in the same 360 pattern as halogen 20000 Hours = Lifetime Light: The last replacement bulbs you'll ever need. FREE 1 Year Warranty when purchased from OPT7 Lighting ONLY