Shell Helix HX3 is a Premium Mineral engine oil with unique Active Cleansing Technology that is designed to provide total engine reliability and cleans the engine as you drive. Best suited for mid tier car models that require a value for money engine oil with reliable performance. Removes sludge left behind by inferior oils keeping your engine more responsive & powerful. Actively locks away harmful deposits and protects your engine throughout drain period. Provides advanced synthetic protection in different demanding driving conditions like urban driving, highway accelerations, steep hills and cold starts