OK, here's the "options" brochure for 2013 model Aussie Jeeps.
Note the section for external mirrors. SRT should have "Power folding with memory, heated, auto dimming for both driver and passenger side, body colour (or color for you Americans lol).
A mate has just bought a ex demo 2013 SRT8. I'll check the mirrors when I get a drive of it next week some time.