Kuryakyn 4604 Triple Whammy Run-Turn-Brake Light Kit Manufacturer Part No.: 4604 Changes stock turn signals into run-brake-turn lights with easy plug-and-play installation Optional flash mode flashes the taillights when the brakes are used - really gets the attention of drivers following you Includes plug-and-play run-turn-brake controller and replacement lenses or bulbs to update your turn signals to red lenses Note: For use on bikes with OEM turn signals. Installation of this product may violate FMVSS #108