BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST
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Do exhaust flap close 335i?
| 12-12-2013, 06:30 PM | #1 |
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Captain
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Rep 936
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Do exhaust flap close 335i?
Does the exhaust flap close when in comfort and open on sport?cause when ever i start the car i hear the exhaust drone then i drive off the eshaust doesnt make any more droning sounds
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