BMW M3 Forum (E90 E92) - View Single Post - E90 & E92 Rear diffusor Pictorial Reference thread

djaft3rb3ats · 11-17-2017, 05:47 PM

curiously, the diffusers without undertray dont necessarily add much right?

its the undertrays that really do the work, aside from the fins?

11-17-2017, 05:47 PM	#87
djaft3rb3ats Private 12 Rep 80 Posts Drives: 2013 AW 6MT fully loaded Join Date: Dec 2014 Location: Burligame iTrader: (0)	curiously, the diffusers without undertray dont necessarily add much right? its the undertrays that really do the work, aside from the fins?
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