Formula to convert 8.1 liters to gallons is to multiply 8.1 by 0.264172 (this is the value for 1 liter to gallon).
Convert 8.1 Liters to Gallons results
8.1 x 0.264172052 = 2.13979362444
8.1 l = 2.14 gal
To conclude the answer for 8.1 liters is two point fourteen gallons