P90X2 is the next level of extreme fitness, the result of two years of research by a team of top fitness experts. Based on P90X Muscle Confusion, P90X2 adds a training technique developed by elite professional sports trainers: P.A.P., or Post-Activation Potentiation. You’ll be blown away by the results. Tear the roof of your limits with these 12 all-new workouts developed with advanced sports science. Choose your P90X2 kit: Base, Deluxe or Ultimate. DVD or Blu-Ray. Compare the kits, then order today.