Mercedes valeo alternator
This is an alternator that needs a new regulator.. they are about $100, basically this worked at a reduced capacity (running at 12.8v instead of 14) and that's due to the brushes being worn all the way (pictured, they look scuffed up as I tried taking them out with pliers, as that is all that needs to be replaced)
This will be good if your alternator isn't working (but your regulator is) or just spend the extra $100 and get it working (or do what I planned to do and pull those brushes out and s