The tail light wiring harness assembly connects the tail light to the car's electrical system, while the socket holds the bulb in place. A faulty wiring harness or socket can not only be a safety hazard, it can also ruin newly replaced bulbs which all lead to costly repairs down the line. Compatible with the Following: 2011 Sonata 2012 Sonata 2013 Sonata 2014 Sonata Replaces Part Number: 92450-3Q000, 924503Q000 This is a compatible replacement part manufactured by AA Ignition. This taillight wire assembly is NOT a genuine OEM part. Vehicle makes and their associated vehicle models and part numbers are used in this listing only to identify the vehicles this wiring harness fits.