No Problem - I plan to track my Tip about 8 weekends this year; plenty of others take their Tips to the track as well. See the following link for a Boxster driver's tips for Tips at the track:
Driving Porsche Tiptronic at track days - Trackpedia
By the way, take a look at the center opening of your front bumper and you should see your tranny radiator is already there (Porsche is way ahead of you).
