Thread: 2014 550xi full Catless exhaust
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      08-17-2014, 11:53 AM   #4
ARC550
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Drives: M3, X5, 720s, X5, 750xi
Join Date: Nov 2013
Location: New York

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I have the BMS Tune for the N63TU with the dial turnd up to max. The car is a monster!!

Cold start us so loud! After a few seconds the car is actually pretty sound... Until WOT then BAM. Like hell oa rising!
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