I am running 1.3 bar and recently, lowering it to 0.9 bar. I plan to revert back to stock boost which is 0.6 bar. I understand that the lower the boost, the less knocking especially during hot weather. So...
The story goes like this... When I got my car, the rear brake was squealing. Changed to these pads thinking it would eliminate the squeal. Squeal came back after a few days. Did the whole lot...