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Includes maps calibrations for firmware blocks VAZ M74 6.38 (21127). Free map update module M74 6.38. Recalculation of the COP calibration of factory fixing, the COP extended its software-lock function of the COP. Works with standard format firmware 832kb (or 768kb). To edit an expanded set of calibrations (over 1500) and partial (to optimize the process in small settings), including the configuration, mask errors, fine-tuning of the torque model, control of the geometry of the intake and many more.