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  1. Jacko4130

    Jacko4130 Goodie Gum Drops

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  2. Starry

    Starry S3 8P stage 2+

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    this is only what i have read, the stock s3 cat is not ristrictive.
     
  3. S3Steve

    S3Steve Active Member

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    You would also have issues because being a later S3 your car has two lambda probes one before and one after the cat. It is possible to get round this via VAG-Com but not advisable. From everything ive read it will have very little effect on a car with standard turbo.
     

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