COS is a major distributor for Sunoco LP which is one of the largest independent fuel distributors in the United States. We supply our customers with top-notch fuel brands and services. We have access to gasoline, diesel, and jet fuel for both domestic and export. Sunoco’s mission is to excel at not only top grade quality but specialized customer service. That’s why Sunoco’s Port of Brownsville is world-class in infrastructure, as well as, accessibility.