Bundaberg Sarsaparilla (EXPIRED)/Diet Ginger Beer 12x 375ml $14.85 ($13.36 Sub&Save) + Delivery ($0 with Prime/$59+) @ Amazon AU

A little cheaper than $15.17 ($13.65 Sub & Save) prime day deal, but only these 2 flavours available. I think Sarsaparilla is pretty popular though.

Bundaberg Sarsaparilla, 12 x 375 ml EXPIRED
Bundaberg Diet Ginger Beer, 12 x 375 ml