You need one flash killer for each side of the motorcycle (2 flash killers for one motorcycle). The flash killer ensures that the indicators on one side of the motorcycle are operating in the same frequency. Moreover, it ensures that there is no "defective bulb" error message in the speedometer.
Bombilla Luz Trasera
Bombilla 12V 21/5W BAY15d...
Bombilla Luz de Posición
Bombilla 12V 4W BA9S T8,5X26...
Reflector rojo, rectangular, auto adherible, con marca...