Probably getting close to 30k miles right? Spark plugs are due anyway give that a shot

Regular lug nuts should be fine as well. Don’t see why it would cause an issue.

https://preview.redd.it/xygee2n7m42c1.jpeg?width=4032&format=pjpg&auto=webp&s=9f95e1e3e9846ad2fabd6d9fd4ea1875d9215d93

My buddy just had it mounted and installed at Costco. No issues… if your local Costco is being a bitch then find a different one. Happened to him, other Costco didn’t want to do the work or so was told by the Costco employee that installed it.

19inch to 18 inch, Xdrive, 18/245/40 tire size