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I think it can be done. HP tuners has a Flex-fuel update but it's not as simple as updating the OS. There is some tuning involved. Again not 100% sure...might need bigger injectors/fuel pump. Someone posted a kit a while back.
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2015 Challenger RT+ (non-STP)
8lb Magnuson w/ Innovate PSB-1 wideband/boost/shift light gauge
Corsa extreme (2.5")
4" Aluminum one-piece driveshaft
Hellcat bottom airbox
Stainless Works LT headers (2" primaries)
Barton shifter assembly w/ Lou's short shaft and Speed Dawg knob
Comp Cam 7929 & 7748 push rods (gives slightly more lifter preload)
A2speed aluminum coil and valve covers (built in catchcan)
Last edited by ChallyTatum; 03-23-2019 at 12:14 PM.