Turn Signal Insert - LED - Red - 1156 Red LEDs provide a bright red turn signal flash, Each Genesis? 4 rear turn signal has a black circuit board with 48 red LEDs and 1156 pigtail bulb base, for OEM rear turn signal bulbs on Harley Davidson motorcycles with bullet turn signal housing, Must be installed with ProBEAM? bullet turn signal lenses (sold separately), Plug and play , BCM compliant