The DENALI OEM Harley Davidson LED to H4 wiring adapter makes it easy to install a DENALI LED headlight module into any HD motorcycle originally equipped with an LED headlight. Installation is simple with no wires to splice into and your factory harness remains intact. Take the guess work out of enhancing your rig with the powerful DENALI M5 or M7 LED headlight module and use this truly plug & play adapter from DENALI ELECTRONICS! Features:  Permits plug and play installation of the DENALI M5 or M7 headlight module  Compatible with motorcycles originally equipped with the Harley Davidson LED headlight Makes for a simple & super clean installation No need to modify the factory wire harness What’s in the box:  DENALI OEM Harley Davidson LED to H4 wiring adapter