synthetic winch rope

Just pulled the front bumper off today (snapped a bolt :mad: ) and pulled the winch. I was gonna change it to synthetic and a hawse fairlead. Should I just upgrade the whole winch instead? Also since I have the factory warn plow setup do I need to change the roller on there to something...

I am looking into replacing my winch cable with synthetic rope, and I'm looking for suggestions. I have the Honda/Warn OEM Provantage 4500. For those that have done this, what is the best diameter and length that will fit on the spool? Are there any brands to stay away from? Any other...