Quote:
Originally Posted by lonecitizenfour
So I understand it as the stronger spring in the upgraded diverter valve DOES cause surge at lower boost levels because it's stronger. But being stronger obviously can handle higher boost levels much better than the stock one. This seems like one of those "stock is a compromise of both X and Y application; this one is really good at Y application, but not good as stock on X"
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Again, this is not compressor surge. This is the valve venting as little as possible. DV+ does not compromise with anything unless you are simply turned off by the flutter at low RPM. At that point, don't buy the DV+ because then it's essentially like the stock one.