Preheat oven to 350 degrees F.
In a large mixing bowl, mix together oil and sugar. Add eggs, one at a time, beating after each addition. Add flour, baking soda, baking powder, salt and cinnamon; beat well. Stir in vanilla, apples and pecans. (Mixture will be thick).
Spread mixture evenly in a greased 9 x 13 baking pan. Sprinkle butterscotch morsels over top. Bake for 55 minutes.
Cool completely in pan. Garnish with caramel sauce and whipped cream.