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Turkey Sub (Medium, no mayo) & Diet Coke

Turkey Sub (Medium, no mayo) & Diet Coke at Firehouse Subs has 370 calories, 26g protein, 58g carbs and 4g fat — sourced from Firehouse Subs Nutrition, not AI guesses. Medium white sub, smoked turkey breast, lettuce, tomato, onion, pickles — no mayo, no cheese; paired with a fountain Diet Coke for a complete, sub-400-calorie meal. Macros are the sub only (drink is zero-cal)..

Turkey Sub (Medium, no mayo) & Diet Coke
370calories
26gprotein
58gcarbs
4gfat
Low cal Contains gluten
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At Firehouse Subs, the Turkey Sub (Medium, no mayo) & Diet Coke is low in fat and light on calories. That works out to 7g of protein per 100 calories — 10g below the 36g Firehouse Subs average. Its macros land at roughly 28% of calories from protein, 63% from carbs and 10% from fat. Contains gluten.

Source: Firehouse Subs Nutrition ↗, last verified Jun 17, 2026. Menus change periodically; values may vary by location. How we verify →

See all 16 Firehouse Subs meals →  ·  Highest-protein Firehouse Subs meals →

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Turkey Sub (Medium, no mayo) & Diet Coke — common questions

How much protein is in the Turkey Sub (Medium, no mayo) & Diet Coke at Firehouse Subs?
The Turkey Sub (Medium, no mayo) & Diet Coke has 26g of protein. It also has 370 calories, 58g carbs and 4g fat, per Firehouse Subs Nutrition.
How many calories are in the Turkey Sub (Medium, no mayo) & Diet Coke?
The Turkey Sub (Medium, no mayo) & Diet Coke at Firehouse Subs has 370 calories, according to Firehouse Subs Nutrition.
Is the Turkey Sub (Medium, no mayo) & Diet Coke good for weight loss?
At 370 calories it's one of the lighter options at Firehouse Subs, with 26g of protein to help you stay full.
Does the Turkey Sub (Medium, no mayo) & Diet Coke contain allergens?
Per Firehouse Subs Nutrition, the Turkey Sub (Medium, no mayo) & Diet Coke contains gluten. Preparation and cross-contact vary by location — check with the restaurant if you have an allergy.
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