The whole harness will need to be skinned of oem tape and loom. Im unsure of the exact differences but crimping, cutting, de-pinning and re-pinning is a very substantial amount of time, plus recovering with loom and re-taping.
When you consider most obd I harnesses are perfectly serviceable, it...
If and when I have harness problems I think I would be more likely to restore my existing harness than install a modified 95+harness. Most harnesses' only real wear is at the connectors. The terminals and wires themselves are in good shape, at least on mine.