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 F10 535i xDrive Space Grey, Oyster Napa Leather, DHP, HUD, Rear Entertainment, Luxury and Executive Package