Custom Dynamics LED Taillight With Integrated Turn Signals For Harley Fxfb/S Add a simple upgrade to the back of your bike with a plug and play taillight with turn signals. By adding Custom Dynamics integrated LED taillight with turn signals you add 30 LEDs to the rear of your bike. Left and right turn signals split the brake light down the middle with 15 LEDs for each signal. Features: Run, brake and turn signal functionality 30 dual intensity run/brake LEDs 15 red turn LEDs per side Plug-n-play installation Lifetime LED warranty