Preheat oven to 350°F. Lightly grease two 8x4 inch (1 pound) loaf pans. Set aside.
In a large bowl, whisk together flour, salt, baking powder, baking soda and pumpkin pie spice. Set aside.
3 cups all purpose flour, 1 teaspoon salt, 1 teaspoon baking powder, 1 teaspoon baking soda, 4 teaspoons pumpkin pie spice
In a medium bowl, whisk together pumpkin puree, brown sugar, granulated sugar, applesauce OR oil, eggs, and vanilla extract.
2 ¼ cups canned pumpkin, 1 cup brown sugar, ⅔ cup granulated sugar, ¾ cup canola oil, 3 eggs, 1 tablespoon vanilla extract
Stir wet ingredients into dry ingredients, mixing just until moistened and combined.
Pour half of the batter into each of the prepared loaf pans and bake for 50 to 55 minutes or until an inserted toothpick comes out clean.
Cool for 10 minutes in the pan before removing to a wire rack to cool completely.