Quote:
Originally Posted by wifes first bimmer
I have had mine for a year or so and I see a solid 21.9 psi peak (from the TT app). However, the JB+ only intercepts 1 sensor so I don't know what your outcome is, adaptation wise. The TT intercepts 2 sensors - the boost sensor AND the manifold pressure sensor (like a JB4 or DINAN Sport or Racechip).
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Same in my JB4. Peak is 21.9psi.