anyone know if you can run older maps (2-19) with the latest firmware or does it have to be changed as well. I tried to go back to the proper firmware but the car wont reboot and for some reason causes the software to get very confused. Im just curious to feel 2-19 maps again to compare.
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2021 M5 COMPETITION LCI Brands Hatch Gray on SIlverstone, carbon roof, comp wheels, Mperf splitter, carbon pro spoiler, carbon diffuser , carbon paddles, executive pkg. Dinan HAS, RaceChip, dinan spacers, FC stud kit, etc
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