Guarantee - Warranty


5-Year Limited Warranty
All Emission Control Optimizer "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 also 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 Warranty

Adding an ECO Fuel Systems Fuel Enhancer will not affect your vehicle warranty. It is against the law to prohibit after market devices. Magnuson-Moss Warranty Act Article
The ECO Fuel System does not alter or modify the mechanical operations of any engine, it only treats fuel making it more combustible before its injected into a motor. 

Our Insurance Policy
$1,000,000 Liability Insurance Policy(pdf)
In the even any of our ECO Fuel Enhancers cause any damage to your vehicle(s) you are protected. +/- 14 years NO Claims.

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