Alternator connection and pulley question.

View attachment 339047 The cheap Duralast alternator I got a few years ago is crapping out. I’m going to upgrade to a 90-95 amp one this time. I’m considering going with a PowerMaster or a Remy.
I have a few questions:
1.) Is Remy a reliable manufacturer?
2.) PM alternators offer theirs “externally regulated� or as a one-plug option, and i believe different options as far as where the connection is located. Which do I need? I’ll attach the pictures of my options below.
3. I know I need...

Alternator connection and pulley question.