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  1. J

    Injector misfire help K04

    Hi Sorry, been away. Changed plugs yet again and has helped to a small extent, still there but not as bad that is the cutting out. I am using the NGK BCP7RES. Still struggles to rev cleanly from 5000rpm though imo, airflow still low!!! CAI, I am using the tried and tested first gen Forge...
  2. J

    Injector misfire help K04

    Hey guys, I have the same issue, from 4800rpm all the way to 6500rpm. Car has a full K04 kit with APR HPFP and REVO Stage 3 software. I am running one set colder plugs as well as the RS4 low fuel pressure regulator but still can not solve the issue. Intake pump does not dip below 4.1 bar and...