21psi

  1. Should a K03s Turbo Be Holding 21psi? is this safe?

    right guys im new here, i currently have a 106 gti but am thinking about swaping it for a cupra. i just have a ew questions which i hope you guys can help me with? Should a K03s Turbo Be Holding 21psi? is this safe? The ESP Light is on Could This Be a Number of Things? Is It Possible...
  2. 21psi????

    right, this has happened a couple of times now, and regardless of how nice it is to say that ma ibiza can boost at 21 psi, i am concerned at what this is doing to the turbo.. i had a boost guage fitted about 2 weeks ago, 1st n 2nd gear, boosts about 12-14psi, 3rd and 4th about 14-17psi and...
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