I had a chance to give the car a good run today. The turbo lag is horrible. When I press the accelerator, not a lot happens then it surges. Stage one on my N55 335 E92 never did that.
I hope the stage 2 will make a big difference as it really sucks at the moment. Not happy !!!!
2013 F01 750i xDrive Carbon Black, Black Napa Leather, M Sport and Executive Package