No the sunroof drains start at the corners of the sunroof and end in the front wheel wells. So the tube must go through the piller where else would it go?

Did you remove the plastic cowl below the windshield? Their are several drains under that.

__________________
2016 Corvette Stingray 2LT
1969 280SE
2023 Ram 1500
2007 Tiara 3200