Hi Kevin,

We did a Oil change service on a 2006 jetta with a 2.5L inline 5cyl. According to Alldata it calls for a oil meeting VW502 00 specs in a 5W40 weight, but 0W40 or 5W30 were acceptable.

The oil I used was Mobil-1 0W40 according to the Mobil website... Login to read more.