Get all the features of the original Load Equalizer and keep your emergency flasher capability Returns amperage draw to the correct factory specification when aftermarket marker lights are used to replace stock turn signals Self-canceling "Brain Box" must have the correct draw in order to function properly For 1991-99 Harley-Davidson's which have a self-canceling system On earlier models with the old-style turn signal flasher, simply change the flasher unit or use the turn signal equalizer For use on bikes equipped with self-canceling turn signals and four way flashers Will not work with LED lights use 381-877 for LED lights