It's all new. Despite your thinking how it doesn't look much different than the 5th gen. New chasiss, new body.https://en.m.wikipedia.org/wiki/Chevrolet_Camaro_(sixth_generation)
Yea. That fraction a cent in styrene would be a real hindered to production costs. Just like making something correct the first time around is such a problem.
Ed answered all of my questions. But he seemed like he didn't want to be there, and grumpy. Maybe just a long day. He did say that the fnf charger is a brand new tool. Not derrived from the diecast.