Use these plug-and-play adapters to easily install Kuryakyn LED or any 2005-later style passing lamp on an 2004-earlier H-D motorcycle equipped with spade terminal passing lamp connectors.; Plug-and-play installation Includes (2) 5-1/2" Passing lamp adapter wiring harness Easily installs Kuryakyn Phase 7 LED 4.5" Passing Lamps for models with stock 4.5" passing lamps