Originally Posted by Ferruccio
So, my stock turbos have been doing that siren noise for the last 10-15k miles. I'm suddenly interested in pursuing the Vargas option. I was going to do the Rob Beck turbochargers, but, geeze, this seems like that nice middle ground option I want. I'm not out to get 650 horsepower.
Notice any issues with them besides the sound? Mine does it loud, cold or warm.