HOUSTON, May 20, 2019 /PRNewswire/ -- Shell announced that a new and improved formulation of its premium gasoline, Shell V-Power® NiTRO+, is launching today from coast-to-coast. This new formulation is engineered with four levels of defense against gunk, wear, corrosion and now friction to help keep your engine running like new*. It's the brand's best, most advanced fuel HOUSTON, May 20, 2019 /PRNewswire/ -- Shell announced that a new and improved formulation of its premium gasoline, Shell V-Power® NiTRO+, is launching today from coast-to-coast. This new formulation is engineered with four levels of defense against gunk, wear, corrosion and now friction to help keep your engine running like new*. It's the brand's best, most advanced fuel