Preheat the oven to 350 degrees.
In a large bowl, whisk together your sugar and oil and pumpkin until well combined.
Add in the eggs and stir till smooth.
Combine your flour, cinnamon, nutmeg, ginger, cloves, baking powder, baking soda, and salt in a large bowl and whisk together.
Slowly add your dry ingredients to the wet ingredients while mixing.
Pour mixture into a greased 9x13 baking pan.
Bake for 30-35 minutes (mine took 32) or until an inserted toothpick comes out clean.
Let cake cool completely before spreading the frosting over the top.