1Heat oven to 350°F. Spray bottom only of 9x5-inch loaf pan with cooking spray. In large bowl, beat 3/4 cup sugar and 1/4 cup oil with electric mixer on low speed until well mixed. Beat in buttermilk, vanilla and egg just until blended; beat in bananas.
2With spoon, stir in flour, baking soda and salt just until blended. Set aside 2 tablespoons chopped banana chips for topping. Stir remaining banana chips and 2 cups cereal into flour mixture. Spoon into pan; spread evenly. In small bowl, mix topping ingredients until crumbly. Sprinkle over batter in pan; pat lightly onto batter.
3Bake 1 hour to 1 hour 10 minutes or until toothpick inserted in center comes out clean. Cool 10 minutes. Remove from pan to cooling rack. Cool completely, about 2 hours, before slicing.