Warranty

Warranty – Guarantee – Insurance

5-Year Limited Warranty
All Emission Control Optimizer’s “ECO” Systems come with a 5-Year Limited Warranty from the manufacturer. If within that term any defect occurs with your unit due to manufacturing, Emissions Technology Inc. will replace the unit purchased.*

90-Day Money Back Guarantee
All systems come with a 90-Day Money Back Customer Satisfaction Guarantee beginning from your date of purchase. If you are not satisfied with our product, return it to the location or representative where you purchased it within 90 days for a refund of the purchase price, except for installation charges that were paid if applicable.*

Your Vehicle’s Warranty

Adding an ECO Fuel Systems Fuel Enhancer will not affect your vehicle warranty. It is against the law to prohibit aftermarket devices.
1.  What should I ask if told the ECO Fuel Filter/Enhancer
will void a warranty? Tell them to put it in writing and let us know
     2.  Magnuson-Moss Warranty Act. (click here)
     3.  Will installing Aftermarket Parts Void My Vehicles Warranty? (click here)


The ECO Fuel System does not alter or modify the mechanical operations of an engine. It only treats fuel making it more combustible before it’s injected into a motor by increasing the Air-to-Fuel Flow ratios.

Our Insurance Policy
$1,000,000 Liability Insurance Policy (click here)

In the event any of our ECO Fuel Enhancers cause any damage to your vehicle(s) you are protected.
NO Claims +/- 14 years. 100% positive ratings, tens of thousands of successful installations.

California Air Rescources Board Executive Order (6-29-16)CARB-EO-D-227-2