Preheat oven for 425 degrees F.
Whisk together smoked pumpkin puree with eggs, condensed milk, bourbon, and spices. Place the pie shell onto a baking tray. Pour pumpkin filling into pie shell.
Bake at 425 degrees for 8 minutes. Reduce oven temperature to 350 degrees F., and cook for an additional 40-45 minutes, or until the filling has set up and an inserted knife (or toothpick comes out clean.
Remove pie from oven and let it cool for 1 hour before serving. To serve, top each slice with whipped cream and a little caramel sauce. You can omit the caramel sauce all together substitute with a preferred topping.