Heat oven to 350 degrees. Prep baking pan with baking spray.
Combine flour and salt, sift together.
Mix sugar and oil together. Beat in eggs until light and smooth.
Add vanilla, Butterfinger bits and caramel chips.
Slowly add the dry ingredients,beating until smooth.
Spread in the baking pan.
Bake at 350 degrees for 30 to 35 minutes.
Allow to cool slightly.
Drizzle caramel syrup all over the top of the brownies.
Cut into squares while warm.