Welcome to your 12 week IRONMAN® Tulsa training plan! It features a Lake Swim, Hilly Bike and Flat Run. So training with power would be an advantage. This is a 12 week periodized training plan to get you in good shape for your IRONMAN® Tulsa race. This plan is for athletes with two years or more experience of triathlon racing and would like to race sub-13. That will give you the training you need to progress to SUB 13. Ideally you were active and at least in a "maintenance mode" since the ...