Worst I own a BMW thread ever.
Dad's E60 doesn't have them, but I'd have removed them the day we got it if it did have them! Got a friend with an E46 that had them fail .
Is this topic some kind of clever innuendo?
What are swirl flaps?
I thought he had a brand new 520d? Why would you remove the swirl flaps when it was under warranty?
Worst I own a BMW thread ever.
Stupid question, what happens if they phail?