Olympic Maximum is Olympic Maximum sold at Lowes also sold at Do it best and other hardware stores. It is not called ultra. If you are up in Michigan it might be called ultra if you are at Menards.
Make sure you are not looking at Tompsons advanced it does not contain the trans-oxide pigments that the Olympic Max will it also will not last you much longer than one year.
If you are looking for a specific product of Olympic go to
Olympic Paint and Stain - Interior House Paint, Exterior Home Paint, Wood Stain, and Deck Stain they have a great site that will tell you where you can get the item in question.