Motorcycles are a 360° sensory experience and their sound makes manufacturers unmistakable and models recognizable. The sounds of the exhaust and intake system conquer the motorcyclist and manufacturers are increasingly directing their efforts to obtain, Euro 5 permitting, an involving "soundtrack". In this talk we try to learn more, not only from the side of those who design and produce motorcycles, but also through the opinions of a psychotherapist and a sound engineer.