Bias aside, I honestly think GSXRs with ANY pipe sound the best. They just don`t sound like the rest of the inline 4s, and the sound at idle IMO just sounds mean.
Look . . . the people you are after are the people you depend on. We cook your meals, we haul your trash, we connect your calls, we drive your ambulances, we guard you while you sleep. Do not fu|< with us.