The TYC Turn Signal Light Assembly - 18039900 is a replacement turn signal light for vehicles. It is designed to be a direct fit for specific makes and models of cars and trucks. This assembly includes the necessary wiring and bulbs for easy installation. The turn signal light is an important safety feature that alerts other drivers of your intention to turn or change lanes. It is made from high-quality materials to ensure durability and long-lasting performance. This product is a reliable and cost-effective option for replacing damaged or malfunctioning turn signal lights.