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psi

  1. Focus ST Purchasing
    Hey everyone, so I have an engine light on and I took it to the dealer and they told me that my turbo is hitting a max psi of 42, when it should only get to 31 on overboost. Does anyone know what is causing this issue? The car is stock just straight pipes from the cat back. Thanks!
  2. Focus ST Discussions
    Hi, all. I have a couple interesting issues here that I'm not sure how to resolve. I am running the Cobb Stage 2, 93 octane map on my 2018 Focus ST. 1) While holding the gas at an even position (cruising on the interstate at 65-70, 2800-3000 RPM), and when turbo PSI is at or around 1.00-2.00...
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