Pennzoil Conventional, 5 QT, 10W30 Motor Oil, GF5, Multi-Viscosity, Active Cleansing Agents In SAE 5W20, SAE 5W30 & SAE 10W30 Viscosities, Continuously Helps Prevent Dirt & Contaminants From Turning Into Performance Robbing Deposits, Helping Keep Your Engine Clean To Maintain Responsiveness, It Meets Or Exceeds The Engine Protection Required By ILSAC GF-5, Or API SM & Is Specially Formulated To Provide Extra Protection Against The Harmful Effects Of Stop & Go Driving & High & Low Temperature Engine Operation.