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What should my standard apy s3 boost to?????

Discussion in 'A3/S3 Forum (8L Chassis)' started by malcolm30029085, Jan 15, 2010.

  1. malcolm30029085

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    anyone have a rough idea of what my 1999 apy s3 should be boosting at (psi)
    cheers
     
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  3. Essflee

    Essflee Well-Known Member

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    Approx 1 bar / 14ish psi...
     
  4. malcolm30029085

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    ok cheers it just at the mo im spiking at about 14psi and them holding just under 10psi, so thinking my n75j could be putting it into limp mode cause i dont have any leaks
     
  5. Essflee

    Essflee Well-Known Member

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    Your figures don't sound to far out to be honest, maybe a little low. Your boost should peak at about 14psi and then tail off up the rev range...
     
  6. S3KO4

    S3KO4 Member

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    I am sure it was about 9psi not 14! mapped stage one is about 17-19 so I dont think you would get so much more power just from a 3psi gain...
     

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