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      06-06-2017, 10:29 PM   #8
535_BiTurbo
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Drives: 2012 550I - BMS Stg 1 & CAI
Join Date: Sep 2013
Location: Texas

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Quote:
Originally Posted by m3gasm View Post
I went 2 steps colder.. Since I have JB4 and Catless DP I was getting an engine malfunction at full boost. So i did the OEM equivalent replacement for the S55 (F80 M3) Plugs. No more Engine Malfunctions!
F80 M3 plugs work on the F10 550??