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  1. Gen1 1.4L Turbo
    Hi, My boost used to drop from 22+psi to 15-16psi before 5000rpm and the torque followed the boost curve. Now with the new BNR WGA and retune the boost holds consistently over 21+psi over 6000rpm, but there is no more power top end. With the retune the stock injector duty cycle is up from...
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