did you take it to the dealership with downpipes and jb4 on the car?
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2008 335xi AW/Black MT
383 awhp/410awtq
Avant Garde M359 l Hankook Ventus V12 l Kw V1 l M3 Front+sides | Mtec Rear | LCI tails l Cobb Stage2+FMIC l AR DP l ER IC l ER CP l Tial BOV | AFE Stage2 DCI
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