ive had a few turbo cars and this is my first Audi, and the turbo whistles louder than any other turbo ive seen or had... could it be the DV is bad? i dont think its getting full power either, ive looked for leaks but cant seem to find any!! also my car has a after market AFE intake is that y im hearing it so loud?? i mean it is very loud and annoying!! i like the sound of a spooling turbo but this is different..... plz ne one have a idea what it is??? thanks new audi driver..