sodastream syrup funnel with 2.5mm hole

I printed Chouby's sodastream funnel in AmazonBasics yellow PETG, but I found the hole completely closed up (then some comedy ensued where I tried to drill the hole out, being careful not to drill too much at a time, but still managed to get the bit stuck in the print, then destroyed the print with a heat gun trying to extract the drill bit). As such I remixed this using tinkercad to make a 2.5mm hole in the funnel rather than Chouby's 1mm hole. I also fixed what appeared to be a geometry proble