Preheat the oven to 350 degrees and spray a 9x13 baking dish with pam baking spray

Using a medium bowl, combine the brown sugar, sugar, and butter using your fingers to create acrumble topping

Mix in the chopped pecans

Using a large bowl, combine the crushed pineapple, pineapple cake mix, eggs, and oil

Pour the batter into the baking dish and sprinkle the crumble topping on top

Bake in the oven for 35 - 45 minutes or until a toothpick comes out clean

Allow coolingUsing a small bowl, whisk the powdered sugar, milk, and pineapple juice until combined

Drizzle the glaze over the cake and serve

Enjoy