SiriusLED Extremely Bright White and Amber Switchback PX Chipset SMD LED Bulbs with Projector for Car Turn Signal Lights DRL 1157 2057 2357 7528 BAY15D P21/5W

A set of 2 very bright SMD LED bulbs with duel-color functions used for upgrading your parking lights, day running lights and turn signals. Total of 28 individual LED chips of which 21 are amber color and 7 are white. Switchback function gives you the ability to have the color change from white to amber during turn signal use and switch back to white when done. Has projection technology which provides a greater distribution of all around light emission. Designed and manufactured with aluminum housing and chip board gives better heat dissipation for a longer lasting use. Hassle free plug-and-play installation for sizes 1157 and 1157A (please make sure you are purchasing the right set for your need). Be advised that a load resistor kit might be necessary for some vehicles to bypass any error codes or hyper-blinking issues.