Preheat oven to 350°F.
In a large bowl combine bananas, granulated sugar, baking soda, cinnamon, and salt.
Beat in the oil, eggs, and vanilla extract.
Add the flour and and mix until fully incorporated.
Prep the baking pan.
Pour the batter into the baking pan.
Bake for 30 minutes, remove from the oven and cover loosely with foil, then continue to bake for 15 – 20 minutes until a toothpick inserted comes out clean or mostly clean.
Cool in pan 10 minutes then remove to cool completely.