Money Back Guarantee
If, when used as directed, this product does not result in increased fuel economy in your vehicle*, simply send proof of purchase, together with your name, address and email address to DYNATEC and we will refund your purchase price of the product. *Based upon vehicle’s EPA mileage estimate. Only one refund per customer.
Please send proof of purchase to:
4299 Horseshoe RD N
Unit 277
Little River, SC 29566-9998
Or
P.O. Box 277
Little River, SC 29566
Attention to: John W. Roberts
Please contact us if you have any questions.