Can you work with Guardian Avionics to split screen engine data on ifly GPS?  I think this woud be a great feature and sell more subscriptions.  They also pull GPS and attitude data from a Garmin G5 using there FDR851 box.  Tap into that and bam we have an affortable EFIS system.  
 
Thank you
 
https://www.guardianavionics.com/smartPlane-Engine-Monitor-EM100-_c_81.html