SALT LAKE CITY--(BUSINESS WIRE)--Sinclair Oil (Sinclair), an HF Sinclair (NYSE and NYSE Texas, Inc.: DINO) brand, is taking the next step in its commitment to fuel quality with the rollout of Sinclair fuel with DINOCARE®, a TOP TIERTM+ approved gasoline, building on the TOP TIERTM approved gasoline customers know today. The transition to TOP TIERTM+ strengthens Sinclair's established DINOCARE® fuel platform with enhanced fuel quality and engine cleanliness benefits, giving drivers even more con. ...