For whatever reason they ran the line backwards a bit. Near the transmission IIRC. I forget which component it is, but some guys are complaining of rust thanks to the weird positioning of the AC drain.

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2002 X5 4.6is - Titanium Silver / Black Alcantara - Dinan Stage 2 - Bilstein/Eibach - Brembo BBK ----SOLD---
1993 318i - Brilliantrot / Tan - bone stock daily driver