You need this part number and yes we have them in stock at this time:
https://pwa.4wheelparts.ca/p/falken-lt275-65r18-tire-wildpeak-a-t3w-28030803/_/R-BBQN-28030803
Please contact your local store for a price on a set as well as installs:
https://pwa.4wheelparts.ca/stores/find-a-store