[Brian in Tucson]

Originally Posted by piper6909

Thanks for the reply. 5K miles or 1 year whichever comes first? Is that frequent enough?

If you're using full synthetic and good oil filters. If you drive your car like a sports car and not like a race car, the engine will last longer. Service manager at the local Porsche dealer told me that hi-revs are hard on IMS bearings,