1979 Chrysler FR1 by designer Steve Bollinger
Quite so.
I'd been trying to find out when they made it but couldn't get anything definitive; I'd decided it must be some time in the 1980s..
Confusingly, they used the same name again for a Prowler-like concept a few years ago.
Here's a picture of this car under construction; a Bollinger proposal drawing of the same model has been puzzled here before, but not the actual mock up made: