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  4. OEM engine oil specs
  5. API

Engine oils with API specifications

Castrol® diesel oils are formulated to meet API specifications.
API CK-4
API FA-4

 

Castrol® diesel engine oils that meet or exceed API FA-4 specifications include:

 

Castrol® VECTON® SAE 10W-30 FA-4

Castrol® VECTON® SAE 10W-30 FA-4

API CF / CF-2

Always consult your vehicle handbook to make sure you find the correct engine oil for your vehicle.