Originally Posted by ksfrogman
Makes me wonder if any BMW dealership would actually flash a 325i with 330i programming.
The 325 ECU will not take the 330 programming. When I was working on this project, I had every BMW computer at my disposal, and the 325 ECU could not be fully reprogrammed. (Yes, I know they are the same PN)
I think a proper 330 ECU is needed. Or, a tuner creates some very custom software.