LEDpartsNow Interior LED Lights Replacement for 2008-2013 Cadillac CTS Accessories Package Kit (13 Bulbs), WHITE For 08 09 10 11 12 13 Cadillac CTS This replaces all the front map lights, rear dome lights, step / courtesy door lights, trunk / cargo area lights, footwell lights, and license plate lights. Live Tech Support via Phone & E-Mail - Can be installed in as quickly as 20 mins right out of the package & Enjoy a clean and modern white LED light by replacing those old style incandescent bulbs. Order from LEDpartsNow for a worry-free purchase! We offer a 1-year warranty and lifetime support from experienced team in California, USA. Bulb Size Reference: T10, 194, 168, 192, 175, 2825, W5W, 906, 579, 901, 904, 908, 909, 912, 914, 915, 916, 917, 918, 920, 921, 922, 923, 926, 926, 927, 928, 929, Wedge, 211, 212, 214-2, 212-2, 578, Festoon.