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SergioK · 08-06-2013, 07:31 PM

I found BMW's 100k life for plugs to be laughable. I'd change them out at the 80k mark and even at that mark they were done. It was a stark noticeable difference even at crank up. What's the book say for the N20 plug life?

08-06-2013, 07:31 PM	#11
SergioK Second Lieutenant 16 Rep 234 Posts Drives: F30 328i Join Date: Oct 2012 Location: L.A. iTrader: (0)	I found BMW's 100k life for plugs to be laughable. I'd change them out at the 80k mark and even at that mark they were done. It was a stark noticeable difference even at crank up. What's the book say for the N20 plug life?
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