The Profit Estimator below allows you to estimate your fuel savings and resulting increase in profitability from the Etorus FE System.   Fleet equipment type: Select Trucks (18 wheels) Trucks (10 wheels) Trucks (6 wheels) Light Construction Heavy Construction Mining Buses Trains Boats Burners Power Generators Agricultural Select Trucks (18 wheels) Trucks (10 wheels) Trucks (6 wheels) Light Construction Heavy Construction Mining Buses Trains Boats Burners Power Generators Agricultural Select Trucks (18 wheels) Trucks (10 wheels) Trucks (6 wheels) Light Construction Heavy Construction Mining Buses Trains Boats Burners Power Generators Agricultural   Number of engines in fleet:   Avg. age of engines: Select one 1 year 2 years 3 years 4 years 5 years 6 years 7 years 8 years 9 years 10 years 11 years 12 years 13 years 14 years 15 years Select one 1 year 2 years 3 years 4 years 5 years 6 years 7 years 8 years 9 years 10 years 11 years 12 years 13 years 14 years 15 years Select one 1 year 2 years 3 years 4 years 5 years 6 years 7 years 8 years 9 years 10 years 11 years 12 years 13 years 14 years 15 years   % of engines w /mechanical injection: Select one 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Select one 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Select one 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%   Cost per gallon/liter of fuel:         Annual fuel consumption per engine :     Added annual profit per engine (1)   Added annual profit for the fleet (1)               (1) Figures are in the same currency as the cost per gallon/liter of fuel.