I am really surprised you cannot find one thru the nation wide search. That's what I did back in 2015 when I tracked down exactly what I wanted. I had to drive 8 hrs to get it but that was just a fun weekend trip.
White looks awesome with the red interior.
Cars for Sale: New 2017 Dodge Challenger R/T for sale in GREER, SC 29652: Coupe Details - 444367398 - Autotrader