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Air filter noise

Discussion in 'A4/A4 cabriolet/S4 forum(B6 chassis)' started by Turbo-mick, Oct 20, 2013.

  1. Turbo-mick

    Turbo-mick Member

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    Any ideas pls on how to make my car grunt with the dump vavle noise.
    On my 1.8t golf and cupra r I just put a cone filter on and it made a nice tone.
    Ive tryed one on the a4 and sounds nothing like they did

    bit confused as its same engine

    ideas please guys
    cheers
     
  2. S4_dan

    S4_dan Fire up the Quattro!
    VCDS Map User

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    Check that your DV is working properly. I fitted a cone to my 1.8T sport A4 B5 some years ago and you could hear the DV valve operating.

    So could be a faulty DV valve. IIRC it's easily accessible on the 1.8T.

    Dan
     

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