California Smog and Catted Downpipes. My experience.
View Single Post
01-28-2013, 09:56 PM
Drives: E90 335i & C6 Grand Sport
Join Date: May 2009
Location: Santa Barbara
Originally Posted by
Why do you have to yank your BOV?
I believe it will fail the visual inspection unless it carries a CARB number, just like an intake.
View Public Profile
Find More Posts by BMWM.D.