HOD System 06   (our biggest baddest system)  Installed on a Heavy
Duty Chevy Cargo Van

17% increase in gas mileage

Coming soon:  Dual system setup
Hydro Power 4 Cars
Hydrogen On Demand Systems
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Returns & Exchanges
Customer satisfaction is our goal. If the merchandise is in resellable condition it may be
returned for a refund within 10 days of purchase when accompanied by your receipt and
RMA number.  Please contact us for RMA approval before shipping anything back.  We
need to approve the return and provide you with the appropriate return address based on
your location.

If the returned product is used, opened, packing opened, seal broken or damaged and not
in resellable condition the return will not be accepted.  Please do not request an RMA in this
case as it will be rejected.

By purchasing from this site you agree to these terms and conditions.

All product we sell are inspected before shipped out.  

Exchanges are welcome if there is a valid reason.

When returning merchandise to us, carefully wrap the items and return them via
USPS or UPS mail.  We recommend you include tracking and insurance to avoid a lost
package.  We will not be responsible for sender error.

After a successful return a PayPal refund will be sent to you excluding the 25% restocking
fee.  Our shipping is always free so you are not loosing any shipping fees that you would
have paid on other sites.

Steps to a successful return:

* Request an RMA within 10 days after receiving the items:   hho@hydropower4cars.com

* Safely package the items and mail to provided return address.

* Receive return approval email.

* Receive full PayPal refund minus 25% restocking fee.

* No returns on used products.

Feel free to contact our sales team any time with any questions or requests.


Welcome to HydroPower4Cars.com.  This site is dedicated to inform the public about the benefits of HHO technology,
and to provide the highest quality Hydrogen Systems & Accessories at the lowest possible prices.