KS Fitness


2128 E Orangethorpe Ave
Fullerton, CA 92831

A Fitness Gym in Fullerton CA

Fun and innovative training proven to burn 800 to 1000+ calories an hour. Our training is designed for your specific goals and needs. Be the best version of yourself and come join us for personal training, group classes, boxing, kick boxing and muay thai.


By appointment only Mon 6:00 am - 8:00 pm Tue 6:00 am - 8:00 pm Open now Wed 6:00 am - 8:00 pm Thu 6:00 am - 8:00 pm Fri 6:00 am - 6:00 pm Sat 7:00 am - 10:30 am Sun Closed

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