Home | Contact Us
  Warranty and FAQ’s
  How it works
  Fuel efficiency facts
  About Us
  About Us
Warranty and FAQ’s

Risk Free Warranty:

Our warranty is simple. If you are unsatisfied for any reason, simply ship your Digital Fuel Mizer back to us for a replacement or full refund.
Three Years:
How long does our warranty last? Three years from purchase date,
'GI Engineering Company, LLC is a small family owned operation that specializes in custom product development and manufacturing process development.

All of our products are manufactured in the USA.

Check out our company website here: WWW.GIENGINEERINGCO.COM
Contact: [email protected]

EPA studies have shown that hard acceleration and braking can waste as much as 20% of your fuel.

How much are YOU wasting?

  Home | Purchase | Warranty and FAQ’s | How it Works | Fuel Efficient Facts | About Us | Contact Us
Copyright @ 2007 GI Engineering Company, LLC