HID power adapter for bulb size 5202 H16 Designed for Plug N Play Fit for 2014 Tundra fog light & 07-13 Silverado fog light (pack of 2) 2 PCS of Universal 5202/H16 bulb adapter (pair) / HID KIT, Ballast NOT included Plug N Play = Easy to Install Works with ANY universal ballast (Mid-slim ballast, standard ballast, slim ballast) Direct Replacement = No modification needed If unsatisfied; contact us and we will issue a full refund with free return shipping label within 30 days from purchase.