Formula to convert 33.7 liters to gallons is to multiply 33.7 by 0.264172 (this is the value for 1 liter to gallon).
Convert 33.7 Liters to Gallons results
33.7 x 0.264172052 = 8.90259816588
33.7 l = 8.9 gal
To conclude the answer for 33.7 liters is eight point nine gallons