BMW M3 and BMW M4 Forum - View Single Post

s0ul · 11-01-2015, 02:19 PM

Are you running a tune? You will definitely get a big difference in sound. As far as gains, running a tuner will show significant gains. If not, you should get a CEL, unless you got CEL Delete.

11-01-2015, 02:19 PM	#3
s0ul Coder 574 Rep 1,550 Posts Drives: '13 F30 328xi, '16 F82 (soon) Join Date: Sep 2015 Location: NoVA iTrader: (2)	Are you running a tune? You will definitely get a big difference in sound. As far as gains, running a tuner will show significant gains. If not, you should get a CEL, unless you got CEL Delete.
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