BMW M3 Forum (E90 E92) - View Single Post

GTM_Challenge · 12-06-2013, 06:43 PM

Just added some step by step installation instructions for those that have diffusers and wanted some tips. These will be added on our site shortly as well. Please see the link below for the PDF.

http://www.challenge-usa.com/PDF/cha...structions.pdf

12-06-2013, 06:43 PM	#196
GTM_Challenge 272 Rep 2,946 Posts Drives: E46 M3, E90 M3 Join Date: Jan 2010 Location: Nashville iTrader: (7)	Just added some step by step installation instructions for those that have diffusers and wanted some tips. These will be added on our site shortly as well. Please see the link below for the PDF. http://www.challenge-usa.com/PDF/cha...structions.pdf Last edited by GTM_Challenge; 12-06-2013 at 08:01 PM..
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