Your Cart is Empty


Join the Team    |    Individual Coaching    |    Conquer the Fear



X3 is emerging as a new way to train for endurance sports. With a diverse and growing roster of coaches, a family of athletes ranging from beginner to seasoned elites, and solid relationships with national brands, X3’s unmatched relationships and personalized attention are what set us apart as a premier choice for endurance sports training.

Our family of athletes benefit not only from some of the best custom training support programs available, but also from the partnerships we’ve forged with leading industry experts. Team camaraderie and a strong group dynamic are the foundation of the X3 experience.



Join the Team! $49.99 yearly gets you:

  ✔ 20% off Coaching Plans
  ✔ Exclusive Deals w/ Sponsors
  ✔ Exclusive X3 Training Content
  ✔ Team Training Sessions
  ✔ Team Forum Access
  ✔ Discount on Training Camps
  ✔ Discount on Training Clinics
  ✔ Discount on Performance Testing
  ✔ Discounts of Team Gear + Apparel
  ✔ 2018 Team T-Shirt
  ✔ Monthly eNewsletter





Work one-on-one with a coach who is dedicated to help you maximize your potential. X3 Endurance offers a wide range of plan options to best suit each athlete's experience level, availability, and race goals – from your first triathlon to the world championship stage. Trust our talented team of Coaches to help you reach your peak. Save 20% off Coaching Plans with an X3 Team Membership!






New to triathlon or a specific distance? Conquer the Fear is a great way to accomplish your goal. Join a team of athletes on the same journey, work with several of our Coaches along the way, and take part in virtual clinics and group training all designed to prepare you for your main event. Train for any race you choose or compete with the team at the Music City Triathlon Sprint/Olympic in Nashville  and Ironman Augusta 70.3 in 2017. Full Ironman and Ultra Run distances coming in 2018.





Need help deciding the best option for your goals?

Fill out our brief athlete questionnaire and we’ll be in touch!