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      11-23-2019, 12:09 AM   #82
ziekxq
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Drives: 2011 535i xDrive
Join Date: Feb 2016
Location: United States

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Quote:
Originally Posted by David_Vasha View Post
Did you have any bolt on modifications before you did this? I think for starters I'm going to go the stage one route and see how it goes but you post seems very promising regarding stage two tuning.
Not sure why you would waste money on JB4 when there is proper flash tuning available.
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