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Milltek fitting help and lambda issue

Discussion in 'A3/S3 Forum (8L Chassis)' started by brys3, Jun 21, 2010.

  1. brys3

    brys3 Member

    Oct 27, 2009
    Likes Received:
    Hi, just bought a milltek cat back system second hand. What issues have people had with fitting? Also I accidently smacked the lambda sensor when removing the cat off the system and now 17526 and 17522 come up. Anyone have a cheap solution on replacing this?

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