Help to find the right HEMI swap harness

DvOar_GMC said

Ok. I was trying do not replace the transmission.
What about "swap specialties" ? they say that his harness support 6 speed trans.

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Do a search for "swap specialties" on here.

Isn't the 65RFE just a 545RFE with a different shift schedule?

Do you have the original PCM and wiring harness that matches your motor and trans?