RSA Workshop Welcome to my channel which is focused on, mostly, BMW cars, repairs, maintenance. My name is Kristians and this is my daily work and hobby. My main jobs are engine repairs and transmission repairs BMW E-Series Night Vision Camera Problem Solved in Minutes! BMW F25 N57 timing chain routine job....with EXPENSIVE SURPRISE!!! BMW N57 M550d #rsaworkshop #bmw #n57 #m550d #n57s