Originally Posted by turbo-nutter

I run 24-25psi on my Saph Cos and don't use a DV, the turbo is a t34 hybrid. I have been slightly worried about turbo wear and have considered using a DV but I don't like the sound as IMO it's so 3 years ago. Is there any evidence to suggest that I could damage my turbo if I continue to run without a DV?