3157 21 LED Headlight Bulb Switchback Style

3157 21 LED Headlight Bulb Switchback Style

*Some newer vehicles may require a Load Resistor or Ground LED Flasher due to hyper flashing (Not Included)

• 3157 21 LED Headlight Bulb Switchback Style
• Switchback Technology: White LED When Headlight is on, Amber LED When Turn Signal is Activated
• Unique Dual Color LED Chip Meaning All LEDs Turn on at The Same Time
• 360 LED Design
• Brightest LED Turn Signals
• No Polarity
• Sold As A Pair
• Quality Made Product

These LED Bulbs feature new Switchback Technology! meaning these LED lights with illuminate a white LED when the headlight is switched on, and a amber LED when the turn signal is activated. This LED light comes with the brightest turn signals on the market! and also with a new unique dual color LED chip that will allow all the LEDS to turn on at the same exact time.

If you should need additional Truck Parts and Accessories, please don't hesitate to call our toll-free number 1-888-888-7990