Robert of Forced performance uses a motec on his personal car . he uses the m800 with ignition expander and data acquisition box. cost well over 10,000 for the setup. Do you think he uses it because he could have saved 8000 using made in china AEM crap? No, he uses it because when you want to develop the best turbos on the planet you need the best standalone available to do it. He logs like 20 extra sensors that most of us pions dont even dream about. up until last year AEM wasnt even capable of that.
my opinion that AEM is not best ECU to tune with comes from using a handful of different standalones on my own cars and becoming fully aware of its problems and short comings. and then from knowing good tuners who pretty much tune for a living and have tried many more standalones than myself and also concluded that AEM is far from the best ECU out there. I dont know anyone who has tried multiple ecus and picked AEM as being their favorite. I do know handful of good tuners that claim Motec, Vipec, Haltech, Fast, to name a few, are better choices than AEM.
If AEM is your favorite ECU then I still claim you havent tuned many others. Or you are just picking it based on afford ability. If that statement gets your panties in a wad so be it. Just my take on the ECU.
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"if the solution is simple, God is answering"