Formula to convert 6.9 liters to gallons is to multiply 6.9 by 0.264172 (this is the value for 1 liter to gallon).
Convert 6.9 Liters to Gallons results
6.9 x 0.264172052 = 1.82278716156
6.9 l = 1.82 gal
To conclude the answer for 6.9 liters is one point eighty two gallons