Welcome & congratulations on an incredible car.
I remember that my 580 did make a strange vacuum sound but it was at much lower RPMs. I also questioned it and posted that question hear the outcome was it is completely normal. Not sure if yours is the same thing.
I remember that my 580 did make a strange vacuum sound but it was at much lower RPMs. I also questioned it and posted that question hear the outcome was it is completely normal. Not sure if yours is the same thing.