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      03-02-2024, 07:52 PM   #15
obiltagi3
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Drives: F10 535i 2011, F10 550i 2015
Join Date: Dec 2012
Location: Orange County

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Garage List
2015 BMW 550i  [9.00]
Quote:
Originally Posted by ChiltiCoatl89 View Post
Running lean on your spark plugs, Grayish color which means plenty of air or more air to fuel, of course, and you are in OC in California? or?
Interesting, I was running the front mount intake for a while. It looks and sounds good, but went back stock when I saw how much dust was coming through the PG air filter into piping
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F10 550i Imperial Blue/Ivory
BM3 Stage 1 - xHP Stage 1
F10 535i Alpine White/Oyster
BMC - Vorsteiner Exhaust - ER Chargepipe - AR Catless DP - MHD Stage 2 - FMIC
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