Credit to the main audio upgrade planning thread, apologize i do not remember exactly who posted this.
You need 2 each, price listed are new and is pretty close to what i paid brand new from jlr dealership(us).
Used parts are about half the price but can be hard to find.
I got mid and mid bass from the list new from jlr, and bought used tweeter AW93-18808-AC from eBay, did not find this list before i ordered them! Not sure if they are exact counter part but tweeter was never