IF YOUR GAS MILEAGE DOES NOT INCREASE BY AT LEAST 25% WE WILL GIVE YOU  WHAT YOU PAID!! WE WILL EVEN INCLUDE 100% OF ANY SHIPPING COST YOU MAY HAVE PAID!! OUR UNIT MUST BE INSTALLED PROPERLY AND YOU MUST USE OUR PRODUCT FOR A FULL 21 DAYS AND MUST BE MAINTAINED PROPERLY. THIS OFFER IS GOOD IN THE USA AND CANADA ONLY.

You must have an independent certified mechanic verify your claim in writing that your unit is installed properly and that you are not saving at least 25% on your fuel consumption. Your system must not be destroyed and must be reusable by another customer. SEMI'S MAY NEED OUR DUEL 6 PACK. OUR 6 PACK IS THE SAME AS A 12 CELL SYSTEM!

All returns must be sent back with insurance and tracking number. Colorado water 4 gas is not responsible for damages to products that are being shipped back to us.