Quote:
Originally Posted by Bimmer_Engineer
Perhaps it’s a moot point...I installed the Mhd stage 1 tune last night and my #5 coil promptly shit the bed...so now I’m waiting for new parts...
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Cyl#5 is the hottest and noisiest so when cyl#5 goes out first is because of those reasons. However, coils take tool when they try to compensate for other components that are lacking in performance. I would replace the spark plugs too. Or you might have more blown coils soon.