Shower Faucet Cartridge Replacement?

[Bufchix]

Hi,
I am updating my shower faucet with same brand (Delta) Do I need to replace the cartridge (Comes with Faucet) if there are no issues? The existing one is approximately 25 Years old. THX!

 

[Jeff Handy]

Please explain in more detail, right now your post seems confusing.

You will get good help here.

 

[Bufchix]

I am replacing my shower faucet. I noticed some faucet come with or without cartridge. The one that I am purchasing comes with. Do I need to replace?

 

[TomFOhio]

No, use the new cartridge..