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geezer#99 · 01-18-2021, 12:21 PM

IIRC those booster filters were introduced when egr manifolds were used. Normal non egr intake wouldn’t have any excess exhaust fumes to worry about.

01-18-2021, 12:21 PM	#22
geezer#99 Registered User Join Date: Aug 2009 Location: Bowser Posts: 13,515	Re: Need to Know Factory Vacuum Hose Setup For My Delco Brake Booster IIRC those booster filters were introduced when egr manifolds were used. Normal non egr intake wouldn’t have any excess exhaust fumes to worry about.