Sonic Butterfinger Sonic Blast Nutrition Facts

1. Sonic
2. Sonic Blast
3. Butterfinger Sonic Blast

Sonic Butterfinger Sonic Blasts contain between 520-1770 calories, depending on your choice of sizes.

Butterfinger Sonic Blasts from Sonic come in 4 sizes. Choose from the sizes below to see the full nutrition facts, ingredients and allergen information.