Originally Posted by drcollie

The more complex you make a vehicle, the more potential failure areas. I had a Dynamic Engine Mount go bad on my 991, under warranty. Dealer indicated that would have been $ 2K to replace outside of warranty. Do I really need them? Probably not any more than I need Rear Axle Steering. Just a point to note when checking of the option boxes - or buy the way-far-out extended warranty.