30-Day Return/100% satisfaction money-back guarantee.



Every Core Engine™ Fitness product is made from high-quality materials, built to last, and backed by a 30-day, 100% satisfaction money-back guarantee. If it’s not for you, just ship it back for a full refund—no questions asked.



We take customer feedback very seriously, which is why we’ve spent countless hours over the past 2 years designing, and re-designing, every square inch of the CATALYZER™. If there’s something that’s not working perfectly for you, we would love to hear from you and make it right.   


Free shipping to contiguous U.S. only
Please note: the shipping terms exclude the non-contiguous states of Alaska and Hawaii, and all other off-shore insular areas, such as American Samoa, U.S. Virgin Islands, Northern Mariana Islands, Guam, and Puerto Rico. Please email Catalyzer@CoreEngineFitness.com to inquire about shipping to non-contiguous states.


At Core Engine Fitness, we believe in our products and training programs 100%, and only want 100% satisfied Team Mates. If you’re not satisfied with your CATALYZER kit for any reason, just send it back within 30 days for a refund. Of course we’d love to try to solve any problems you may encounter well before you reach any level of dissatisfaction, but know that we will honor whatever decision you make.

1. Returns are accepted within the first 30 days from the date of purchase.

2. If you wish to return your CAT within the 30-day time frame, please contact our support team at support@CoreEngineFitness.com

3. Once our team receives your email, they will send you a return address and instructions for how to proceed with the return process. Please keep in mind we do not cover the shipping cost for the returned product.

4. Once you have the tracking information for your returned item, please reply back with your order number. Please be advised that without the tracking information we will not be able to process your refund.

5. Your return shipment must be postmarked no later than one (1) week after we have provided your return instructions.

6. Once we receive your item, our fulfillment center team will inspect it. If your return is approved, we will issue your refund. If the product is returned in damaged condition or with missing parts, you may be charged an additional fee.

7. Taxes paid (such as state, customs, or VAT) are not refundable and will be deducted from your overall refund.

If you have any questions or concerns, please do not hesitate to contact us at support@CoreEngineFitness.com We’re happy to help.



Our secure socket layer (SSL) software is the industry standard for security and among the best software available today for secure commerce transactions. It encrypts your credit card number so that it cannot be read as it travels through the Internet.