Royal Purple enhances modern engines by blending premium synthetic base oils with exclusive additive technologies. These engines often featuring smaller displacements turbochargers gasoline direct injection (GDI) and start/stop systems achieve remarkable power and fuel efficiency. However they also operate at higher loads leading to increased wear and low-speed pre-ignition (LSPI). Royal Purple s advanced additive technology in High Performance engine oils addresses these challenges ensuring engines maintain performance and reliability. This universal oil with a viscosity of 5W-30 comes in 1-quart containers and weighs 2.25 lbs.