Definitely will affect your resale value especially if you try to sell to a Dealer. The right buyer might pay your asking price but they will be a rarity. Most people demod and sell coilovers separately.
I was just commenting in general sorry about non Tesla.
Dont think you've bought many cars out of state but the sales tax laws of the state you will register the car will apply to sale. Some out of state dealers might include your sales tax and registration but it is payed to state you will...
NJ as I'm sure you know is sales tax exempt EV. If a demand in NJ for other EVs get strong the nice dealers will raise prices accordingly. ... So a dealer in Md might be stuck with cars you can get cheaper.