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calibration

  1. Stage 1 and 2 Calibrations

    Performance Modifications
    Ok, I'm having trouble understanding, I understand that a stage 1 and a stage 2 calibration are going to be diffrent, but what I don't understand is if they actually send something with the stage 1 and 2 kits that tells the dealership what to calibrate the engine to or if they just kind of know...
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