New engine technologies are designed to increase fuel economy while providing excellent power and responsiveness. Gasoline Direct Injection (GDI), turbocharging and engine stop/start functions are now common in late model cars, and present unique lubricant challenges concerning protection while optimizing efficiency. Royal Purple® High Performance Ultra-Low Viscosity SAE 0W-16 motor oil combines premium synthetic base oils with proprietary additive technologies to exceed protection requirements, provide unsurpassed performance and maximize fuel economy.