Maze x filter or no filter

[jcfromsd]

I just ordered a Maze X pipe. It uses a charcoal filter. Is it needed? They are only expected to last 2-3 bowls. That could het costly for me in the long run. Are they really necessary? Does the pipe still reduce coughing?

 

[Gmix]

“CHARCOAL FILTERS: Optionally, our new nano crystal CHARCOAL FILTERS fit perfectly into MAZE-X pipe to further filter the smoke from residual resin and tar making smoke even more pleasant to inhale“

By everything I read it Very much like sounds like a optional extra