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      03-12-2013, 07:19 PM   #11
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Drives: F10 535, E90 M3, E30 M3
Join Date: Jan 2011
Location: Wilkes-Barre, PA

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2014 535xi M Sport  [0.00]
2014 X3 3.5 M Sport  [0.00]
2011 M3 E90  [4.89]
2008 X5  [0.00]
1990 BMW M3  [5.00]
Quote:
Originally Posted by LightWerkz View Post
I run the stock calipers with the PFC and havent had any trouble yet. More than adequate for HPDE (20-25 mins sessions) if you are using the brakes properly. BBK would be nice, but not necessary.
+1 and I have a BBK.

Good set of pads, Motul 600 brake fluid (flushed regularly), SS lines and you should be set. No need for BBK unless you track hard and alot.

As the others have said the shuddering you are feeling is pad material on your rotors.
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