Hey everyone I'm currently do a na to a turbo swap in my 91 and I recieved the motor and everything is in good condition and everything but when I went to plug the harness up to my car it didnt fit so I realized that I recieved a pre89 because the connectors were grey so I was wondering if I buy a 90harness will it still fit the ecu because I know that the pre89 have a higher rev limiter and if anyone a 89+ harness for a turbo auto LMK thanks alot for yall's help
Michael
Michael