Formula to convert 16.7 liters to gallons is to multiply 16.7 by 0.264172 (this is the value for 1 liter to gallon).
Convert 16.7 Liters to Gallons results
16.7 x 0.264172052 = 4.41167327508
16.7 l = 4.41 gal
To conclude the answer for 16.7 liters is four point forty one gallons