After some research, looks like early G-05 was orange. G-05 is the approved HOAT coolant for this motor. So, that being the case, I should be safe.

Red Anitfreeze????? [Archive] - Moparchat - Home of MOPAR enthusiasts worldwide!

BTW, I found a photo online of the Mopar stuff in a jug -- matches my description perfectly.

Woody, I plan on sending you the intercooler next week. Are you doing a full tear-down, or a pressure test?