Grand Prix Series Trifecta consists of three extreme races: Extreme Endurance Challenge (Feb 6), St. Paddy’s Engineer Challenge (March 12), and the MARSOC Mud, Sweat & Tears (April 23). Together, these three races will test your strength, stamina, endurance, and commitment. What makes this series unique is that runners will compete against and with America’s toughest fighting force, the U.S. Marine. Each race is held aboard Marine Corps Base Camp Lejeune, Marine Corps Air Station New River, and surrounding Camps. All races are held on actual Marine Corps training courses. The courses include a variety of obstacles, mud crawls and challenging features, both man-made and natural. If you compete in all three races in 2016, you will become a member of an elite club.. To celebrate your accomplishment, you will receive a Trifecta commemorative t-shirt and medal. Register for all 3 races for a discount. Registration is now open!

X-treme Endurance Challenge 12K+ | February 6 | Jacksonville, NC

The X-treme Endurance Challenge 12K+ (February 6, 2016) features a new course for 2016! The course will be held aboard Marine Corps Air Station New River at Alligator Bridge. Alligator Bridge, once used as a mountain bike trail, is a grueling off road course that will lead runners through beautiful, but extremely challenging terrain. Your endurance and agility will be tested as you battle its varied terrain and natural surfaces. Can you conquer our terrain? Registration is now open!

St. Paddy’s Day 5-Mile Challenge | March 12 | Jacksonville, NC

St. Paddy’s Day Engineer 5-Mile Challenge (March 12, 2016) is a grueling off-road race that incorporates Marine specific physical and mental tests and skills. The course was designed for Marines by Marines. It is a race that that will test your strength and determina- tion! The course will include a variety of obstacles and mud pits that will challenge your physical and mental endurance.

MARSOC Mud, Sweat & Tears | April 23 | Jacksonville, NC

Mud, Sweat & Tears (April 23, 2016) is exactly what you will get when you run MARSOC Mud, Sweat & Tears 5-mile mud run. The Marines from Marine Special Operations Command (MARSOC) pride themselves on physical superiority and mental toughness. See if you can hang with them! The Mud, Sweat & Tears off-road course includes forest terrain, dirt paths, winding trails, fallen tree obstacles and mud! For 5 miles, this challenging race will test your strength, stamina and endurance. Be forewarned – you will be challenged!