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Im aware you can run 428s on standard ECU management, but prior to being mapped, which i know will unleash their full potential, i take it you can still drive around with the new cams, but for how long?
mine was drivable on a standard map with the 428's,just a little bit iratic on idle when cold but soon went when up to running temps,the map sorted it out sweet tho,rs tuning are awsome