ECO Fuel Systems Saves Energy Enter a few estimates to get started. # of Vehicles: Fuel Price: (per gallon or liter) Gallons per Week: (each vehicle) Percent Savings: (eg. 8.6 or 10.3)   Additional Optional Info Allows more calculations for you. ECO Device Price: (installed cost each vehicle) Miles per Week: (each vehicle)

See our Test Procedures, to determine your average fuel consumption.

¹These are based only on the reduced fuel use, and don't include emissions reductions our product offers. See the EPA document (pdf) on calculating emissions from diesel and gasoline.