6Post.com | BMW 6-Series Forum - View Single Post

Red Bread · 07-26-2021, 02:30 PM

Did you use Tier 1 gas? If so, you're fine. Like any DI motor, you'll likely benefit from a carbon cleaning somewhere in the 60-100k mile range, but likely no worse than if you'd kept it on 93.

07-26-2021, 02:30 PM	#6
Red Bread Major General 4463 Rep 9,160 Posts Drives: Smog machines Join Date: Oct 2008 Location: Austin, TX iTrader: (0)	Did you use Tier 1 gas? If so, you're fine. Like any DI motor, you'll likely benefit from a carbon cleaning somewhere in the 60-100k mile range, but likely no worse than if you'd kept it on 93.
	Appreciate 1 jpy19801581.50 Quote