GW Petroleum is an authorized distributor for Conoco, Chevron, Texaco, Sinclair, and Exxon. We've proudly served Missoula since 1958, specializing in Industrial Lubricating Oils, Solvent & Log Oil, Gasoline & Diesel Fuel, and Heating Oil. Visit us online at www.gwpetrol.com or come to our store front at 1002 E. Broadway.