BMW M3 Forum (E90 E92) - View Single Post - Challenge Sport X-Pipe Install

ERinEC · 04-12-2013, 10:14 AM

Thanks for the input, guys.

Someone else at the shop just had a look and said no modification was necessary. I was told the first shop employee is new.

Can't wait to feel the additional power and see how this changes the exhaust sound!

04-12-2013, 10:14 AM	#7
ERinEC First Lieutenant 54 Rep 302 Posts Drives: '11 AW E92 M3 Join Date: May 2012 Location: MD iTrader: (1)	Thanks for the input, guys. Someone else at the shop just had a look and said no modification was necessary. I was told the first shop employee is new. Can't wait to feel the additional power and see how this changes the exhaust sound!
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