Pilot Flying J offers various free items and deals through their myRewards Plus app, which includes free beverages and other promotions at their locations. For instance, you can get a free coffee or fountain drink simply by downloading their app and visiting a Pilot Flying J location​. Additionally, they occasionally offer specific items like Fast Twitch drinks or Cinnabon Center of the Roll for free, although these offers are typically available for a limited time or while supplies last​.

During special promotions like Driver Appreciation Month, there have been offers such as three free drinks every week, although these are time-sensitive and subject to availability. To take advantage of these deals, it's best to regularly check their app or promotional pages for the most current offers and ensure you meet any necessary conditions such as app downloads or specific purchase requirements. 

Pilot Flying J often carries V8 drinks in their convenience stores. V8 is a brand known for its vegetable and fruit juices, typically marketed as a healthier beverage option. They offer various blends, such as the classic vegetable juice, V8 +Energy (with caffeine and fruit juices), and V8 Splash (a fruit-based drink). You might find different flavors and varieties, catering to those who want a nutritious and quick refreshment on the road.