Quote:
Originally Posted by Momo122
What year 550? If 14, how reliable has it been for you cause I'm looking at one and idk if I should be worried or not owning a n63tu
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2011, I heard 14 has most of the issues worked out.
I've had my share of issues but BMW has been good to me with the valve guide seals and now I'm installing the latest injectors next week.