E82 / E87 / E88 / F20 1 Series (2008 - 2014)
Hi all, new member here.
I've used Bimmerfest many times but never posted. I've posted my build threads etc on our local forum (Bimmersport) but for this issue i need some extra expertise.
A bit of history on the car.
The car was great. 160,000kms. Well serviced at BMW and another mechanics...