IndiGo Airlines A321 Fictional Livery. IndiGo the biggest airline of India by Market Share has ordered A321neos so this could be the look of new IndiGo A321. To install this aircraft manually, Copy the following text into your 'aircraft.cfg',  inside the folder 'SimObjects\Airplanes\Aerosoft Airbus X A321 Extended IAE'. Replace the Xx in [FLTSIM.XX] by the following number in your Aircrafts List [fltsim.xx]  <<-- Replace 'xx' with the following Number title                    =