BMW E46 M3 - View Single Post

ttwinturbo · 02-09-2021, 01:43 PM

What are the weaknesses of the s54 OEM oil separator?

Why do people install after-market catch cans, and run a hose back into the intake? Does it do a better job?

Thanks!

02-09-2021, 01:43 PM	#1
ttwinturbo New Member 0 Rep 5 Posts Drives: BMW E46 M3 Join Date: Sep 2015 Location: Toronto iTrader: (0)	OEM Oil separator vs catch can setup What are the weaknesses of the s54 OEM oil separator? Why do people install after-market catch cans, and run a hose back into the intake? Does it do a better job? Thanks!
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