Looking thru my pile of Moronic ECUs I was using RealOem to id years. I have 2 red label 525 ECUs which VIN points to an 11/86 and 12/86 535i which seems to be a no go with the E28 crowd. Any Ideas? I am definitely using a VIN since it starts with WBA and the last 7 are 1722879 and 1722245.