RE: What will be different? Concept VS. Production
The only mods I will ever do to a car with a limited production run would be to the engine... but since the challenger seems like it will be pretty quick than there is no need since I dont race nor live on the autoban.
Now since I brought this up I like the 60s & 70s muscle cars with no modification. I like seeing one that has the most production peices still in/on it! Those are by far the most appealing