Originally Posted by javol
DPs are a really nice mod, the car feels smarter since the throttle response is improved (less turbo lag). No bad effects on the low-end torque. I could feel the DPs performance benefits with and without the JB4.
Again, perhaps a stupid question, but are you sure that is not because the turbo boost has increased as the exhaust flow is less restricted?
Or is it somehow controlled by the ECU? And if so, is the explanation that target boost is reached faster due to lower flow resistance?