BMW M3 Forum (E90 E92) - View Single Post

oolas3 · 12-08-2019, 10:19 AM

Test pipe is your best bang for the buck. After test pipes, I would do tune and then a pulley.

12-08-2019, 10:19 AM	#3
oolas3 Captain 402 Rep 876 Posts Drives: BMW Join Date: May 2015 Location: United States iTrader: (0)	Test pipe is your best bang for the buck. After test pipes, I would do tune and then a pulley.
	Appreciate 1 wfdeacon881122.50 Quote