IT'S MORE THAN JUST OIL. IT'S LIQUID ENGINEERING.

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  4. Oem Approvals | Diesel Engine Oils
  5. ENGINE OILS WITH API SPECIFICATIONS

Castrol Engine Oil with API Specification

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Castrol® diesel oils are formulated to meet API specifications.
API CI-4/E7

 

Castrol® diesel engine oils that meet or exceed API CI-4/E7 specifications include:

 

API E7

 

Castrol® diesel engine oils that meet or exceed API E7 specifications include:

 

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