| I would think that regardless of whether you have a manual boost controller or an electronic boost controller, you are still controlling a valve that limits the amount of vacuum in your wastegate lines. What's the difference if you adjusted the valve to its set position with your hand or if a stepper motor adjusted it? Depending on the design, the actual valve that's used may be the same, and the vaccuum being acted upon by that valve doesn't know and doesn't care how that valve was adjusted. I think the type of valve used is more important than how it's controlled. Now if you had an expensive boost controller that constantly is adjusting the valve's position on the fly to modulate the boost then I can see how that would help, but from what I've read about the type of electronic boost controllers most people use, the stepper motor adjusts the valve to a position (that cooresponds to a boost level) that you set from inside the car and just leaves it in that position.
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