Thread: 2014 550xi N63TU stage 1 tune drop in filters 11.774 @118.03
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      04-04-2017, 07:09 PM   #3
535_BiTurbo
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Drives: 2012 550I - BMS Stg 1 & CAI
Join Date: Sep 2013
Location: Texas

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how does it compare to your n63 stage 2 setup?
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