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Old 01-14-2021, 10:18 AM   #16
KillerBMotorsport
NASIOC Vendor
 
Member#: 198281
Join Date: Dec 2008
Chapter/Region: MAIC
Location: Virginia
Vehicle:
2005 WRX/STi
WRB of course

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Quote:
Originally Posted by mgrotel View Post
What about replacing that 1" hose off the top with a small breather filter? Have a picture and it fits fine but the site won't let me attach a picture.
Better than just running a hose IMO as you're not going to draw in unfiltered air under vacuum. Although, there will still be a smell, and anything nearby on the engine bay will get an oily sheen that dust/dirt eventually will start to stick to.
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