Luxury Custom: The rearview mirror is designed according to the vehicle data, which is perfect fit for 4Runner 2014-2021, for 2014-2018, for 2013-2018. Easy to update your car configurator. Replace Your Light: This LED flashing light is brighter than the stock one. It can improve driving safety during the day, rainy or foggy days. It also gives your car a much cleaner look, maximizes driver and passenger side lighting. New Design: Updated LED beam pattern, unique turn signal makes your car more attractive. When you turn on the lights, the side mirror light will scroll from side to side. ABS Material: The side mirror light is made of heat dissipation ABS material, which can control the current and voltage stability. It is waterproof and adaptable to all kinds of extreme weather conditions. Easy Installation: Simple plug-and-play. Turn signal is very easy to install. Simply remove the mirror cover with the provided lever plate and 2 screws inside, then replace the old assembly directly.