The Kuryakyn 5492 Pulsating Brake Controller allows your brake lights to automatically pulsate then remain brightly lit every time you apply the brakes. Design also provides easy connection of load equalizers if upgrading turn signals to LED. Easy installation with no tools requires. Includes (1) pulsating brake light controller assembly; 6-Pin application. The Kuryakyn 5492 Pulsating Brake Controller is compatible with Harley-Davdison models: '10-'13 FLHX Street Glides and '10-'13 FLTRX Road Glide Customs.