Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quart Jug

• Castrol Classic 20W-50 is suitable for use in automotive gasoline engines where the manufacturer recommends an API SJ or earlier specification 20W-50 lubricant.
  
  NOTE: NOT FOR USE IN MODERN ENGINES WITH CATALYTIC CONVERTERS OR WET CLUTCH APPLICATIONS
  
  
• Specialized additives containing high Zinc (1400 PPM Max) and Phosphorus for extreme wear protection
• Formulated to maintain tough and thick oil film even under severe conditions
• Minimal foaming and high resistance to thermal degradation
• Compatible with gasoline and alcohol-based fuels