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Do you guys do custom tunes in bm3? Want to have you install my catted CG precision dp and do a custom tune with my o2 sensors left on for smog testing but run more boost than stage 1?
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2015 335i 6sp manual with MPK and sport pack
GPlus intercooler and CP. Stage 1. CG precision dp. Staggered 19?s. 275/35/19, 245/40/19 ps4s.
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