I think they are for the ventilation flow. Fresh air flows from front to back & out there I think. Without them you'd have trouble closing the doors without slamming them. (well from new anyway)
Upon removing the rear bumper I came across these vents with flaps on either side.
Spiders liked to live here. What are they for?
Past - '95 VW Golf MK3 VR6
Present - '11 Ford Focus LW Diesel (PSA DW10C)
I think they are for the ventilation flow. Fresh air flows from front to back & out there I think. Without them you'd have trouble closing the doors without slamming them. (well from new anyway)
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Thanks, makes sense!
Past - '95 VW Golf MK3 VR6
Present - '11 Ford Focus LW Diesel (PSA DW10C)
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