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boost overboost

  1. NG900 & OG9-3 Workshop
    Hey guys, like many other people with boost issues my boost was limited to the upper end of the yellow section and my acceleration was abnormal. Ive had an intermittent misfire in cylinder 4 that only happens when there's a lot of stress on the engine usually getting on a highway in 3rd. I...
  2. 9-3 Sedan, Cabrio '04+, Combi, 9-3X Workshop
    So recently ive installed a cheap easy exhaust. I used a glasspack as my resonator. i drove it home and on my way to school i stepped on it a bit and it jerked as soon as the turbo gauge hit the red. Note: it only does it at quick spool. if i do it easily and with care it wont jerk as much or...
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