car has intakes exhaust and just added the jb4 tune, car consistently will over boost, code 30ff, at 15psi and higher. not sure what is wrong. Changed diverter valves and have new plugs and coilpacks. bmw diagnosed the turbo solenoid air linesDatalog File: 335dastalog2.csv 335datalog3.csvFuel Type: 93 Octane