Upgraded LED lighting for a more modern look. Your package includes a pair of white/amber 48-LED 1157 LED front turn signal bulbs and a pair of red 48-LED 1157 rear turn signal bulbs. The front white/amber LED bulbs function as daytime running lights (DRL) in xenon white and as amber turn signals. The rear red LED bulbs function as tail lights, brake lights, and turn signals. These bulbs offer plug-and-play installation for most early models. For 2013 and newer models, load resistors (ASIN: B00FDX6YAE) are required to prevent hyper flashing. Enhance your motorcycle with upgraded LED front and rear lighting for improved visibility, safety, and style. Features: - Fits most 1986–2018 Harley Davidson models with 2-screw bullet-style flat turn signal lamps, including Heritage Softail, Road King, Electra Glide, Sportster, and others - Complete set includes one pair of white/amber 48-LED 1157 front turn signal bulbs and one pair of red 48-LED 1157 rear turn signal bulbs - Front bulbs provide dual functionality: xenon white for daytime running lights and amber for turn signals - Rear bulbs feature dual-filament design with bright/dim modes for tail lights and turn signals - Direct plug-and-play installation for most early models; load resistors required for 2013 and newer models to prevent hyper flashing Fitment: Designed for Harley Davidson models equipped with bullet-style lamps, including: - Heritage Softail Classic - Road King - Electra Glide Ultra Classic - Ultra Limited/Low - Ultra Classic Electra Glide - CVO Limited - And other compatible models Note: For 2013 and newer models, load resistors (ASIN: B00FDX6YAE) must be installed to prevent hyper flashing.