Output Performance
6727 Langley Ave, St. Louis, MO, 63123
About this gym
Output Performance is an elite personal training facility located inside the 100,000 sq. ft. Center St. Louis complex in Affton, South County. Coaches hold NSCA-CSCS or NASM certifications and deliver evidence-based, science-backed programs for adults focused on long-term health as well as youth, collegiate, and competitive athletes. The facility also offers a specialized GLP-1 strength training program to help preserve lean muscle mass during medically-assisted weight loss.
Classes offered
Membership & pricing
Personal Training Session
One-on-one coaching session; booked via the site's scheduling wizard by service, trainer, and time.
Small Group Training Session
Semi-private session with 2-5 participants; site states it costs 30-50% less per session than personal training. Exact pricing not published — 'Contact us for current pricing.'
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