Preheat oven to 350. Place pie crust into pie dish.
Peel and chunk fresh peaches and place into pie crust.
Combine 1/2 cup sugar, 1/2 cup brown sugar, 1/3 cup flour, salt and sour cream. Add in beaten eggs. Stir until well blended. Pour over peaches.
Combine 1/4 cup sugar, 1/4 cup brown sugar, 1/2 cup flour and cinnamon in a small bowl. With a fork slowly cut in butter a pat at a time until you get a crumbly mixture. Make sure the butter is cold. Sprinkle crumbly mixture over peaches and sour creme mixture.
Bake at 350 about one hour or until golden brown on top. Cool and refrigerate several hours before serving. Cool whip is yummy on top.