Ok I know several members have done this mod and said it was easy. It sure is easy. It takes about 2 hours from start to finish to complete this project. You'll need the terminal lugs and the metric bolt that @W-T specifies in his article.
First thing disconnect your batteries. I unhooked the two negative leads.
You need to gain access to the loom going across the front of the engine. So you'll need to remove the upper alternator bracket and the the two loom holders on