ELMduino - Library for Car Hacking

Ok,
I researched a little bit.
My Elm327 isnt capaple of doing SAE1708 (https://www.elmelectronics.com/products/ics/obd/)

I wanna buy a ELM325.
You defined 2 "user-protocolls". Can I use them to talk SAE1708 tu my ELM325?

Can you explain how I can do that?

Thank you