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  • CM2350-CM2450 Horsepower Upgrade Custom Tunning will require the LOG of the Loaded Vehicle.( Don't recommend more than a 10% increase on Automatic transmissions.) Calibration cannot be swapped even from the same CPL family.
  • CPL- Critical Part List: You can find your ECM Type by the CPL number listed on the engine cover. Look up ECM type CPL is listed on the Custom Programming page.