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Last updated: Aug 12, 2026

Thundercloud Subs

American Classic, Large

Classic SubsPopular

Thundercloud Subs American Classic, Large is carb-leaning, with about 44% of macro calories from carb. Each serving has 438 calories, 20g protein, 45g carbs, and 17g fat, making it a moderate option for comparing calories and macros.

1 serving

Serving Size

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438

Calories

Per serving

20 g

Protein

45 g

Carbs

17 g

Fat

Nutrition Facts

Amount per serving

Calories438 kcal

% Daily Value*

Total Fat 17 g22%

Saturated Fat 6 g30%

Trans Fat 0 g—

Cholesterol 52 mg17%

Sodium 1,467 mg64%

Total Carbohydrate 45 g16%

Dietary Fiber 0 g0%

Total Sugars 0 g—

Protein 20 g40%

Vitamin A—

Vitamin C—

Vitamin D—

Calcium—

Iron—

Potassium—

Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

438

kcal

Protein20 g (19%)

Carbs45 g (44%)

Fat17 g (37%)

Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density4.6/10

19% of macro calories come from protein.

Satiety index10/10

Estimated from protein, fiber, calories, and fat balance.

Activity estimate110 min walk

About 44 minutes of running for these calories.

Key Nutrients

Protein 20 g40%

Fiber 0 g0%

Sodium 1,467 mg64%

Sugars 0 g—

Saturated Fat 6 g30%

How we calculate these values

Diet Compatibility

High protein4.6/10 protein density from 20g protein and 438 calories.No

Lower carb45g carbs per serving.No

Low fat17g total fat per serving.No

High sugar0g total sugars per serving.No

High sodium1,467mg sodium per serving.Yes

Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Similar Items in Classic Subs

View all

American Classic, Small307 kcal · 13 g protein Avocado, Large391 kcal · 8 g protein Avocado, Small301 kcal · 6 g protein Blt, Large568 kcal · 28 g protein

Compare with other items

Select up to 3 items to compare calories, protein, sodium, and macros.

Quick comparisons

American Classic, Large has 393 more calories than American Cheese and 18g more protein. Compare

American Classic, Large has 131 more calories than American Classic, Small and 7g more protein. Compare

American Cheese45 kcal · 2 g proteinAmerican Classic, Small307 kcal · 13 g proteinAustin Club Salad (with Egg & Cheese)462 kcal · 30 g proteinAustin Club, Large662 kcal · 33 g proteinAustin Club, Small487 kcal · 27 g proteinAvocado, Large391 kcal · 8 g protein

Compare with American Cheese

American Classic, Large Compared With Nearby Items

Compared with Blt, Small, another Classic Subs item at Thundercloud Subs, American Classic, Large has 33 more calories than it and 1g more protein than it. That makes this page useful for deciding between nearby menu choices, not just reading a raw nutrition label.

Data Source and Methodology

Nutrition values for American Classic, Large are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 12, 2026. Macro percentages use 4 calories per gram for protein and carbohydrates and 9 calories per gram for fat.

Read the data methodology

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