A 16-oz cake cost me $3.99 (it's also available as part of a Festive Feast).
The cake portion was super moist, fairly dense, and not too crumbly.
Nutritional Info - KFC Pumpkin Cake
Serving Size - 1 slice (57g)
Calories - 210 (from Fat - 90)
Fat - 10g (Saturated Fat - 2g)
Sodium - 150mg
Carbs - 29g (Sugar - 20g)
Protein - 2g