Includes (1) relay module 4 wire, (1) 4 pin trailer plug harness, (1) inline blade style fuse holder, and (1) hardware kit;
Suggested for installation (not included): wire stripper/cutter, wire crimpers, #2 phillips screwdriver, socket and ratchet set, in-lbs (Nm) torque wrench
Compatible with 4-wire trailers on Harley-Davidson models: '14-'19 Electra Glides, Road Glides, Street Glides (excludes '14-'15 FLHTKSE, '15 FLTRUSE), and Road King Special