P S T grease?

I've never used polygraphite bushings. I would ask them.

PST | Polygraphite Bushings | Poly Bushings | Performance Poly

On pure urethane I've used the lube Energy or Prothane sends. I've also used high temp wheel bearing grease and Syl-glide.
Well that would be cool if they were open today - Sunday
Grease or not they are going in today