Thread: Misfires-What makes a BMW a BMW
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      07-20-2018, 05:10 PM   #10
marcvtec
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Drives: M5
Join Date: Oct 2006
Location: toronto

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If it clears up after 40 seconds - IMO it is not an injector.

If it really bothers you try 2 things - walnut blast the valves.
Get some redline motor oil - my 335i was wayyyyy smoother on this oil. In every way.
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