Castrol MAGNATEC 10W-40 A3/B4 and its intelligent molecules will protect your car’s engine during the critical warm up stage when up to 75% of engine wear occurs.

> Uses part-synthetic technology.

> Clings to your engine forming an extra layer that protects during warm-up and beyond.

> Bonds to metal surfaces making engine parts more resistant to wear.

> Provides protection for all driving conditions and styles.