"chips" have been soldered into the circuit boards since 1996 when OBD2 came out. I always snicker everytime somebody tells me they got a "chip" for their OBD2 car and it made a "HUGE" difference.
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10 AW on fox E90 M3 with 2 pedals, gentleman’s ride
08 AW on fox E92 M3 also 2 pedals, a bit more rowdy
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